APA-referens (7:e uppl.)

Sneddon, I. N. (1957). Elements of partial differential evaluation. McGraw-Hill.

Chicago-referens (17:e uppl.)

Sneddon, Ian N. Elements of Partial Differential Evaluation. New York: McGraw-Hill, 1957.

MLA-referens (9:e uppl.)

Sneddon, Ian N. Elements of Partial Differential Evaluation. McGraw-Hill, 1957.