Cita APA

Bundy, C. E., Christensen, V. W., & Diggins, R. V. (1976). Swine production (4th ed.). National Book Store.

Citación estilo Chicago

Bundy, Clarence E., Virgil W. Christensen, and Ronald V. Diggins. Swine Production. 4th ed. [Manila]: National Book Store, 1976.

Cita MLA

Bundy, Clarence E., et al. Swine Production. 4th ed. National Book Store, 1976.