APA (7th ed.) Citation

George, T., American Ornithologists' Union, Cornell University. Laboratory of Ornithology, & Academy of Natural Sciences of Philadelphia. (2000). Varied thrush: Ixoreus naevius. Birds of North America, Inc..

Chicago Style (17th ed.) Citation

George, T.Luke, American Ornithologists' Union, Cornell University. Laboratory of Ornithology, and Academy of Natural Sciences of Philadelphia. Varied Thrush: Ixoreus Naevius. Philadelphia, PA: Birds of North America, Inc., 2000.

MLA (8th ed.) Citation

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

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