Cita APA

Heyer, W. R. (1994). Variation within the leptodactylus podicipinus-wagneri complex of frogs (amphibia: Leptodactylidae). Washington: Smithsonian Institution Press.

Citación estilo Chicago

Heyer, W. Ronald. Variation Within the Leptodactylus Podicipinus-wagneri Complex of Frogs (amphibia: Leptodactylidae). Washington: Smithsonian Institution Press, 1994.

Cita MLA

Heyer, W. Ronald. Variation Within the Leptodactylus Podicipinus-wagneri Complex of Frogs (amphibia: Leptodactylidae). Washington: Smithsonian Institution Press, 1994.