Cita APA

Halliday, T., & Adler, K. (2002). The new encyclopedia of reptiles and amphibians (1. ed.). New York: Oxford University Press.

Citación estilo Chicago

Halliday, Tim, y Kraig Adler. The New Encyclopedia of Reptiles and Amphibians. 1. ed. New York: Oxford University Press, 2002.

Cita MLA

Halliday, Tim, y Kraig Adler. The New Encyclopedia of Reptiles and Amphibians. 1. ed. New York: Oxford University Press, 2002.