Cita APA

Villee, C. A. (1978). General zoology. (5th ed.). WB Saunder company.

Chicago Edition Citation

Villee, Claude A. General Zoology. 5th ed. WB Saunder company, 1978.

Cita MLA

Villee, Claude A. General Zoology. 5th ed. WB Saunder company, 1978.

Atenció: Aquestes cites poden no estar 100% correctes.