APA-referens (7:e uppl.)

University of Delaware. Dept. of Mechanical Engineering. (1964). Nonlinear problems of engineering. Academic Press.

Chicago-referens (17:e uppl.)

University of Delaware. Dept. of Mechanical Engineering. Nonlinear Problems of Engineering. New York: Academic Press, 1964.

MLA-referens (9:e uppl.)

University of Delaware. Dept. of Mechanical Engineering. Nonlinear Problems of Engineering. Academic Press, 1964.