APA (7th ed.) Citation

Marx, H., & Rabb, G. B. (1972). Phyletic analysis of fifty characters of advanced snakes. Field Museum of Natural History.

Chicago Style (17th ed.) Citation

Marx, Hymen, and George B. Rabb. Phyletic Analysis of Fifty Characters of Advanced Snakes. Chicago: Field Museum of Natural History, 1972.

MLA (9th ed.) Citation

Marx, Hymen, and George B. Rabb. Phyletic Analysis of Fifty Characters of Advanced Snakes. Field Museum of Natural History, 1972.