APA-referens (7:e uppl.)

Guterman, M. M., & Nitecki, Z. H. (1984). Differential equations: First course (Third edition.). Saunders College Publication.

Chicago-referens (17:e uppl.)

Guterman, Martin M., och Zbigniew H. Nitecki. Differential Equations: First Course. Third edition. New York: Saunders College Publication, 1984.

MLA-referens (9:e uppl.)

Guterman, Martin M., och Zbigniew H. Nitecki. Differential Equations: First Course. Third edition. Saunders College Publication, 1984.