Undang-Undang Bantuan Pertahanan Timbal Balik

Undang-Undang Bantuan Pertahanan Timbal Balik merupakan Undang-Undang Kongres Amerika Serikat yang ditandatangani oleh Presiden Harry S. Truman pada tanggal 6 Oktober 1949.^[1][2]

• Peters, Gerhard; Woolley, John T. "Harry S. Truman: "Address on the Occasion of the Signing of the North Atlantic Treaty," April 4, 1949". The American Presidency Project. University of California - Santa Barbara. 
• Peters, Gerhard; Woolley, John T. "Harry S. Truman: "Statement by the President on the Coming Into Effect of the North Atlantic Treaty.," August 24, 1949". The American Presidency Project. University of California - Santa Barbara. 
• Peters, Gerhard; Woolley, John T. "Harry S. Truman: "Executive Order 10099—Providing for the Administration of the Mutual Defense Assistance Act of 1949," January 27, 1950". The American Presidency Project. University of California - Santa Barbara. 
• Peters, Gerhard; Woolley, John T. "Harry S. Truman: "Statement by the President Upon Issuing Order Providing for the Administration of the Mutual Defense Assistance Act.," January 27, 1950". The American Presidency Project. University of California - Santa Barbara. Diarsipkan dari versi asli tanggal August 29, 2016. Diakses tanggal October 9, 2017.  Parameter |url-status= yang tidak diketahui akan diabaikan (bantuan)