Cita APA (7th ed.)

Manwell, R. D. (1968). Introduction to protozoology (2d rev. ed.). Dover Publications.

Cita Chicago (17th ed.)

Manwell, Reginald D. Introduction to Protozoology. 2d rev. ed. New York: Dover Publications, 1968.

Cita MLA (9th ed.)

Manwell, Reginald D. Introduction to Protozoology. 2d rev. ed. Dover Publications, 1968.