Cita APA

Nussbaum, R. A., & Nussbaum, R. A. (1976). Geographic variation and systematics of salamanders of the genus Dicamptodon Strauch (Ambystomatidae). Ann Arbor: Museum of Zoology, University of Michigan.

Citación estilo Chicago

Nussbaum, Ronald A., y Ronald A. Nussbaum. Geographic Variation and Systematics of Salamanders of the Genus Dicamptodon Strauch (Ambystomatidae). Ann Arbor: Museum of Zoology, University of Michigan, 1976.

Cita MLA

Nussbaum, Ronald A., y Ronald A. Nussbaum. Geographic Variation and Systematics of Salamanders of the Genus Dicamptodon Strauch (Ambystomatidae). Ann Arbor: Museum of Zoology, University of Michigan, 1976.