Cita APA (7th ed.)

STARR, G., & Taggart, R. (1981). Biology: The unity and diversity of life (2nd ed.). Wadsworth.

Cita Chicago (17th ed.)

STARR, Gecie, i Ralph Taggart. Biology: The Unity and Diversity of Life. 2nd ed. Belmont, California: Wadsworth, 1981.

Cita MLA (9th ed.)

STARR, Gecie, i Ralph Taggart. Biology: The Unity and Diversity of Life. 2nd ed. Wadsworth, 1981.