APA (7th ed.) Citation

Grubb, T. C. (2006). Ptilochronology: Feather time and the biology of birds. Oxford University Press.

Chicago Style (17th ed.) Citation

Grubb, Thomas C. Ptilochronology: Feather Time and the Biology of Birds. Oxford: Oxford University Press, 2006.

MLA (9th ed.) Citation

Grubb, Thomas C. Ptilochronology: Feather Time and the Biology of Birds. Oxford University Press, 2006.

Warning: These citations may not always be 100% accurate.