Cita APA (7a ed.)

Foster, S., & Caras, R. A. (1994). A field guide to venomous animals and poisonous plants, North America, north of Mexico. Houghton Mifflin.

Cita Chicago Style (17a ed.)

Foster, Steven, y Roger A. Caras. A Field Guide to Venomous Animals and Poisonous Plants, North America, North of Mexico. Boston: Houghton Mifflin, 1994.

Cita MLA (8a ed.)

Foster, Steven, y Roger A. Caras. A Field Guide to Venomous Animals and Poisonous Plants, North America, North of Mexico. Houghton Mifflin, 1994.

Precaución: Estas citas no son 100% exactas.