Cita APA (7th ed.)

Starr, C. (1997). Biology: A human emphasis (3rd ed.). Wadsworth.

Cita Chicago (17th ed.)

Starr, Cecie. Biology: A Human Emphasis. 3rd ed. Belmont: Wadsworth, 1997.

Cita MLA (9th ed.)

Starr, Cecie. Biology: A Human Emphasis. 3rd ed. Wadsworth, 1997.