Lua APA (7ú heag.)
Breckenridge, W. J. (1944). Reptiles and amphibians of Minnesota. University of Minnesota Press.
Lua i Stíl Chicago (17ú heag.)
Breckenridge, W. J. Reptiles and Amphibians of Minnesota. Minneapolis: University of Minnesota Press, 1944.
Lua MLA (9ú heag.)
Breckenridge, W. J. Reptiles and Amphibians of Minnesota. University of Minnesota Press, 1944.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.