APA (7th ed.) Citation

George, T. L. (2000). Varied thrush: Ixoreus naevius. Birds of North America, Inc..

Chicago Style (17th ed.) Citation

George, T. Luke. Varied Thrush: Ixoreus Naevius. Philadelphia, PA: Birds of North America, Inc., 2000.

MLA (9th ed.) Citation

George, T. Luke. Varied Thrush: Ixoreus Naevius. Birds of North America, Inc., 2000.

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