Cita APA

Field, W. D., & Herrera, J. (1977). The pierid butterfiles of the genera Hypsochila ureta, Phulia herrich-schaffer infrapholia field, Pierpholia field and Piercolias Staundingeus. Washington: Smithsonian Institution Press.

Citación estilo Chicago

Field, William Dewitt, y José Herrera. The Pierid Butterfiles of the Genera Hypsochila Ureta, Phulia Herrich-schaffer Infrapholia Field, Pierpholia Field and Piercolias Staundingeus. Washington: Smithsonian Institution Press, 1977.

Cita MLA

Field, William Dewitt, y José Herrera. The Pierid Butterfiles of the Genera Hypsochila Ureta, Phulia Herrich-schaffer Infrapholia Field, Pierpholia Field and Piercolias Staundingeus. Washington: Smithsonian Institution Press, 1977.