APA aipamena

Sutherland, W. J., Newton, I., & Green, R. (2004). Bird ecology and conservation: A handbook of techniques. Oxford University Press.

Chicago Style aipamena

Sutherland, William J., Ian Newton, and Rhys Green. Bird Ecology and Conservation: A Handbook of Techniques. Oxford ; New York: Oxford University Press, 2004.

MLA aipamena

Sutherland, William J., et al. Bird Ecology and Conservation: A Handbook of Techniques. Oxford University Press, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.