^ abc"Jack Lewis". The Lincoln City FC Archive. Lincoln City F.C. Archived from the original on 4 March 2016. Retrieved 31 March 2013.
^"Jack Lewis". doncasterrovers.co.uk. Forward Productions. Archived from the original on 4 March 2016. Retrieved 31 March 2013.
^"Jack Lewis". UK A–Z Transfers. Neil Brown. Retrieved 30 March 2013.
^Harman, John, ed. (2005). Alliance to Conference 1979–2004: The first 25 years. Tony Williams Publications. pp. 571, 576. ISBN978-1-869833-52-7.
^"Welsh name 3 new caps for key game". The Guardian. 19 November 1975. p. 23. Smith has resisted the temptation of giving a first cap to Grimsby's Jack Lewis, who is named among the five substitutes. Lewis was in line to replace John Toshack, ruled out of the tie by a UEFA suspension after collecting two bookings in the tournament. Instead, Smith has included four midfield men...