Schank, John F.; Ip, Cesse; Lacroix, Frank W.; Murphy, Robert E.; Arena, Mark V.; Kamarck, Kristy N.; Lee, Gordon T. (2011). "RAND Corporation-Virginia Case Study". Learning from Experience: 61–92. ISBN9780833058966. JSTOR10.7249/j.ctt3fh0zm.13.
Schank, John F.; Ip, Cesse; Lacroix, Frank W.; Murphy, Robert E.; Arena, Mark V.; Kamarck, Kristy N.; Lee, Gordon T. (2011). "RAND Corporation-Virginia Case Study". Learning from Experience: 61–92. ISBN9780833058966. JSTOR10.7249/j.ctt3fh0zm.13.
Butler, John D., RAdm (ret) (June 2011). "The Sweet Smell of Acquisition Success". Proceedings. U.S. Naval Institute. 137 (6/1, 300). เก็บจากแหล่งเดิมเมื่อ 18 July 2015. สืบค้นเมื่อ 26 April 2015.
Butler, John D., RAdm (ret) (June 2011). "The Sweet Smell of Acquisition Success". Proceedings. U.S. Naval Institute. 137 (6/1, 300). เก็บจากแหล่งเดิมเมื่อ 18 July 2015. สืบค้นเมื่อ 26 April 2015.