Welles, S. P., & Cosgriff, J. (1965). A revision of the labyrinthodont family capitosauridae: And a description of parotosaurus peabodyi, N. Sp. from the wupatki member of the moenkopi formation of Northern Arizona. Univ. of California Press.
Chicago Style (17th ed.) CitationWelles, Samuel Paul, and John Cosgriff. A Revision of the Labyrinthodont Family Capitosauridae: And a Description of Parotosaurus Peabodyi, N. Sp. from the Wupatki Member of the Moenkopi Formation of Northern Arizona. Berkeley [u.a.]: Univ. of California Press, 1965.
MLA (9th ed.) CitationWelles, Samuel Paul, and John Cosgriff. A Revision of the Labyrinthodont Family Capitosauridae: And a Description of Parotosaurus Peabodyi, N. Sp. from the Wupatki Member of the Moenkopi Formation of Northern Arizona. Univ. of California Press, 1965.