APA-referens (7:e uppl.)

Thomas, L., & Thomas, L. (1969). Famous first flights that changed history ([1st ed.].). Doubleday.

Chicago-referens (17:e uppl.)

Thomas, Lowell, och Lowell Thomas. Famous First Flights That Changed History. [1st ed.]. Garden City, N.Y: Doubleday, 1969.

MLA-referens (9:e uppl.)

Thomas, Lowell, och Lowell Thomas. Famous First Flights That Changed History. [1st ed.]. Doubleday, 1969.