Cita APA (7a ed.)

Getha, P., Smith, C., Stacey, N., Weil, L., & Yaun, D. K. (2011). The art of drawing animals: Discover all the techniques you need to know to draw amazing lifelike animals (1st edition.). Walter Foster Publishing.

Cita Chicago Style (17a ed.)

Getha, Patricia, Cindy Smith, Nolon Stacey, Linda Weil, y Debra Kauffman Yaun. The Art of Drawing Animals: Discover All the Techniques You Need to Know to Draw Amazing Lifelike Animals. 1st edition. [Irving, CA]: Walter Foster Publishing, 2011.

Cita MLA (9a ed.)

Getha, Patricia, et al. The Art of Drawing Animals: Discover All the Techniques You Need to Know to Draw Amazing Lifelike Animals. 1st edition. Walter Foster Publishing, 2011.