APA-referens (7:e uppl.)

Kersten, R. D. (1969). Engineering differential systems. McGraw-Hill.

Chicago-referens (17:e uppl.)

Kersten, Robert D. Engineering Differential Systems. New York: McGraw-Hill, 1969.

MLA-referens (9:e uppl.)

Kersten, Robert D. Engineering Differential Systems. McGraw-Hill, 1969.