APA (7th ed.) Citation

Heyer, W. R. (1972). The status of Leptodactylus pumilio Boulenger (Amphibia, Leptodactylidae) and the description of a new species of Leptodactylus from Ecuador. Natural History Museum.

Chicago Style (17th ed.) Citation

Heyer, W. Ronald. The Status of Leptodactylus Pumilio Boulenger (Amphibia, Leptodactylidae) and the Description of a New Species of Leptodactylus from Ecuador. Los Angeles, Calif: Natural History Museum, 1972.

MLA (9th ed.) Citation

Heyer, W. Ronald. The Status of Leptodactylus Pumilio Boulenger (Amphibia, Leptodactylidae) and the Description of a New Species of Leptodactylus from Ecuador. Natural History Museum, 1972.