APA (7th ed.) Citation

Rosen, D. E. (1960). Middle-American poeciliid fishes of the genus Xiphophorus. University of Florida.

Chicago Style (17th ed.) Citation

Rosen, Donn Eric. Middle-American Poeciliid Fishes of the Genus Xiphophorus. Gainesville: University of Florida, 1960.

MLA (9th ed.) Citation

Rosen, Donn Eric. Middle-American Poeciliid Fishes of the Genus Xiphophorus. University of Florida, 1960.

Warning: These citations may not always be 100% accurate.