Citazione Stile APA (7a Edizione)

Spellerberg, I. F., & Sawyer, J. W. D. (2000). An Introduction to applied biogeography. University Press.

Citazione stile Chigago Style (17a edizione)

Spellerberg, Ian F., e John W. D. Sawyer. An Introduction to Applied Biogeography. Cambridge: University Press, 2000.

Citatione MLA (9a ed.)

Spellerberg, Ian F., e John W. D. Sawyer. An Introduction to Applied Biogeography. University Press, 2000.