Cita APA (7th ed.)
Adler, K., & Halliday, T. (2004). The new encyclopedia of reptiles and amphibians. Oxford University Press.
Cita Chicago (17th ed.)
Adler, Kraig, i Tim Halliday. The New Encyclopedia of Reptiles and Amphibians. Oxford: Oxford University Press, 2004.
Cita MLA (9th ed.)
Adler, Kraig, i Tim Halliday. The New Encyclopedia of Reptiles and Amphibians. Oxford University Press, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.