Tohutoro APA (7th ed.)
Breckenridge, W. J. (1944). Reptiles and amphibians of Minnesota. University of Minnesota Press.
Tohutoru Kātū Chicago (17th ed.)
Breckenridge, W. J. Reptiles and Amphibians of Minnesota. Minneapolis: University of Minnesota Press, 1944.
Tohutoro MLA (9th ed.)
Breckenridge, W. J. Reptiles and Amphibians of Minnesota. University of Minnesota Press, 1944.
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