APA استشهاد

Gans, C., & Parsons, T. S. (1970). Biology of the Reptilia. Academic Press.

استشهاد بنمط شيكاغو

Gans, Carl, و Thomas S. Parsons. Biology of the Reptilia. London: Academic Press, 1970.

MLA استشهاد

Gans, Carl, و Thomas S. Parsons. Biology of the Reptilia. Academic Press, 1970.