Cita APA (7th ed.)

Gibbons, W. (2013). Their blood runs cold: Adventures with reptiles and amphibians (13th anniversary ed.). University Alabama Press.

Cita Chicago (17th ed.)

Gibbons, Whit. Their Blood Runs Cold: Adventures with Reptiles and Amphibians. 13th anniversary ed. Tuscaloosa: University Alabama Press, 2013.

Cita MLA (9th ed.)

Gibbons, Whit. Their Blood Runs Cold: Adventures with Reptiles and Amphibians. 13th anniversary ed. University Alabama Press, 2013.