APA (7th ed.) Citation

Calvin, T. L. (1974). An ecological study of the amphibians and reptiles of the Navasota River, Texas. [publisher not identified].

Chicago Style (17th ed.) Citation

Calvin, Terry Lynne. An Ecological Study of the Amphibians and Reptiles of the Navasota River, Texas. [College Station, Tex.]: [publisher not identified], 1974.

MLA (9th ed.) Citation

Calvin, Terry Lynne. An Ecological Study of the Amphibians and Reptiles of the Navasota River, Texas. [publisher not identified], 1974.