APA-referens (7:e uppl.)

Rees, P. K. (1969). Algebra and trigonometry (2nd ed.). McGraw-Hill Book Co., Inc.

Chicago-referens (17:e uppl.)

Rees, Paul K. Algebra and Trigonometry. 2nd ed. New York: McGraw-Hill Book Co., Inc, 1969.

MLA-referens (9:e uppl.)

Rees, Paul K. Algebra and Trigonometry. 2nd ed. McGraw-Hill Book Co., Inc, 1969.