APA (7th ed.) Citation

Welles, S. P. (1993). A review of the Lonchorhynchine Trematosaurs (Labyrinthodontia), and a description of a new genus and species from the Lower Moenkopi Formation of Arizona. Museum of Paleontology, Univ. of California.

Chicago Style (17th ed.) Citation

Welles, Samuel P. A Review of the Lonchorhynchine Trematosaurs (Labyrinthodontia), and a Description of a New Genus and Species from the Lower Moenkopi Formation of Arizona. Berkeley, Calif: Museum of Paleontology, Univ. of California, 1993.

MLA (9th ed.) Citation

Welles, Samuel P. A Review of the Lonchorhynchine Trematosaurs (Labyrinthodontia), and a Description of a New Genus and Species from the Lower Moenkopi Formation of Arizona. Museum of Paleontology, Univ. of California, 1993.