APA (7th ed.) Citation

Hill, G. E. (2006). Bird coloration. Harvard Univ. Press.

Chicago Style (17th ed.) Citation

Hill, Geoffrey E. Bird Coloration. Cambridge [u.a.]: Harvard Univ. Press, 2006.

MLA (9th ed.) Citation

Hill, Geoffrey E. Bird Coloration. Harvard Univ. Press, 2006.