APA (7th ed.) Citation

Feduccia, A. (1980). The age of birds. Harvard University Press.

Chicago Style (17th ed.) Citation

Feduccia, Alan. The Age of Birds. Cambridge, Mass. [u.a.]: Harvard University Press, 1980.

MLA (9th ed.) Citation

Feduccia, Alan. The Age of Birds. Harvard University Press, 1980.