^Ward, Brace. 403: A Trouble-Free Way. The Toronto Star. January 4, 1981: A16. It was designated in 1962, when traffic studies showed that additional "freeway capacity" would be required to handle traffic volumes between Hamilton and Toronto.
^700 Million Freeways West of Metro. Globe and Mail 123 (36,335) (Toronto). May 26, 1966: 1, 25. The program calls for construction of a 23-mile section of Highway 403, from Burlington to the Macdonald-Cartier Freeway, west of Highway 27; a 12-mile freeway from Belfield Drive in Etobicoke, running northwesterly around Brampton to Georgetown; and a five-mile freeway from Richview Road in Etobicoke to Woodbridge.|section=被忽略 (帮助)
^Coleman, Thomas. Drivers Will Wait Years Before Relief from QEW Jams. Globe and Mail 132 (39,185) (Toronto). July 12, 1975: 5.|section=被忽略 (帮助)
^Calleja, Frank. Doubts Raised About Route of New 403. The Toronto Star. November 8, 1979: A19.
^New Highway Opens. Toronto Daily Star. August 18, 1980: A13. A new 3.6-kilometre stretch of Highway 403 was to be opened to traffic this morning, as part of a plan to divert traffic from the Queen Elizabeth Way through Mississauga. The new section will run from Highway 401 southbound to the Eglinton-Cawthra Rd. interchange.
^Dexter, Brian. Highway 403 Section Open to Traffic Today. The Toronto Star. November 17, 1981: A18. It runs west from Erin Mills Parkway north of Burnhamthorpe Road, to Highway 5 in Oakville, where a spur to the Queen Elizabeth Way at Ford Drive has been used by traffic for several months.
^$87 Million Highway 403 Complete As Last Leg Opens. The Toronto Star. December 2, 1982: A18.
^ 28.028.1Ontario Government Notice. The Globe and Mail (Toronto). February 17, 1982: C4. The Ministry of Transportation and Communications has undertaken a Preliminary Design Study to examine the upgrading of Highway 401 from Renforth Drive to Second Line West and Highway 403 from Highway 401 to Highway 10. The Preliminary Design Study has also examined the construction of the Highway 403 Extension, from Cawthra Rd. to Dixie Rd. In the mid 1970's some preliminary planning was completed for an express-collectors system on Highway 401 and 403 within Mississauga.|section=被忽略 (帮助)
^Transportation Capital Branch. Provincial Highways Construction Projects. Ministry of Transportation and Communications. 1983–1984: XI. ISSN 0714-1149.
^ 30.030.1Transportation Capital Branch. Provincial Highways Construction Projects. Ministry of Transportation and Communications. 1985–1986: IX. ISSN 0714-1149.
^Meyers, C. 403 Arterial Extension. City of Mississauga Planning Department. 1986.
^Funston, Mike. Highway Extension May Ensure More Development, Report Says. The Toronto Star. May 20, 1986: 6.|section=被忽略 (帮助)
^Funston, Mike. Opening Extension of 403 Can Improve Traffic Flow. The Toronto Star. January 10, 1991: 3.|section=被忽略 (帮助)
^Potter, Warren. Eastgate Extension Boon to Motorists. The Toronto Star. October 27, 1994: MS3.|section=被忽略 (帮助)
^Mitchell, Bob. 403-410 Highway Link Ready, Seen As 'Boon' To Motorists. The Toronto Star. October 31, 1992: A24.
^ 36.036.1Construction Program. Ministry of Transportation and Communications. 1976–1977: XII.
^ 37.037.137.2Ed Fulton. Remarks... At the Opening of Highway 403 (Between Highways 53 and 401) (新闻稿). Woodstock, Ontario: Ministry of Transportation. September 26, 1988.
^Ontario Road Map (地图). Cartography by Cartography Section. Ministry of Transportation and Communications. South-central Ontario inset. 1978/79.请检查|date=中的日期值 (帮助)
^Highway Program Development Branch. Provincial Highways Construction Projects. Ministry of Transportation and Communications. 1982–1983: XII.
^Transportation Capital Branch. Provincial Highways Construction Projects. Ministry of Transportation and Communications. 1986–1987: IX. ISSN 0714-1149.
^Transportation Capital Branch. Provincial Highways Construction Projects. Ministry of Transportation and Communications. 1987–1988: IX. ISSN 0714-1149.
^Highway 403 Link to Begin 2 Years Early. The Toronto Star. March 25, 1987: A14.|section=被忽略 (帮助)
^Transportation Capital Branch. Provincial Highways Construction Projects. Ministry of Transportation. 1991–1992: 7. ISSN 0714-1149.
^Ontario Road Map (地图). Cartography by Geomatics Office. Ministry of Transportation. § R24. 1999.
^Boyle, Theresa. Rae Announces 407 Extension. The Toronto Star. April 1, 1995: A12. Rae also announced yesterday that the province will ask for private-sector proposals to design and construct the Burlington–Oakville link of Highway 403 as part of Highway 407.|section=被忽略 (帮助)
^Mitchell, Bob. Rae Announces 407 Extension. The Toronto Star. April 6, 1995: BR03.|section=被忽略 (帮助)
^Signs of the Times. Milestones (Ontario Good Roads Association). February 2002, 2 (1) [January 2, 2012]. (原始内容存档于2012年4月26日).