APA-referens (7:e uppl.)

Hein, M. (2001). Introduction to general, organic, and biochemistry (7th ed.). Wadsworth Pub. Co.

Chicago-referens (17:e uppl.)

Hein, Morris. Introduction to General, Organic, and Biochemistry. 7th ed. Pacific Grove, CA: Wadsworth Pub. Co, 2001.

MLA-referens (9:e uppl.)

Hein, Morris. Introduction to General, Organic, and Biochemistry. 7th ed. Wadsworth Pub. Co, 2001.