APA (7th ed.) Citation

Pettingill, O. S. (1985). Ornithology in laboratory and field (5th ed.). Academic Press.

Chicago Style (17th ed.) Citation

Pettingill, Olin Sewall. Ornithology in Laboratory and Field. 5th ed. Orlando: Academic Press, 1985.

MLA (9th ed.) Citation

Pettingill, Olin Sewall. Ornithology in Laboratory and Field. 5th ed. Academic Press, 1985.