Citazione Stile APA (7a Edizione)

Sutherland, W. J. (1996). Ecological Census Techniques: A Handbook. Cambridge University.

Citazione stile Chigago Style (17a edizione)

Sutherland, William J. Ecological Census Techniques: A Handbook. UK: Cambridge University, 1996.

Citatione MLA (9a ed.)

Sutherland, William J. Ecological Census Techniques: A Handbook. Cambridge University, 1996.