Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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