Cita APA (7a ed.)

Breckenridge, W. J. (1944). Reptiles and Amphibians of Minnesota. University of Minnesota Press.

Cita Chicago Style (17a ed.)

Breckenridge, W. J. Reptiles and Amphibians of Minnesota. Minneapolis: University of Minnesota Press, 1944.

Cita MLA (8a ed.)

Breckenridge, W. J. Reptiles and Amphibians of Minnesota. University of Minnesota Press, 1944.