The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

• American Ornithologists' Union. 1998. Check-list of North American Birds, 7th edition. American Ornithologists' Union, Washington, D.C.
• Banks, R. C., R. W. McDiarmid, A. L. Gardner, and W. C. Starnes. 2003. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada
• Banks, R. C., R. W. McDiarmid, and A. L. Gardner. 1987. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada. Resource Publication, no. 166. 79
• BirdLife International 2009. Cyanocitta cristata
• Clapp et al. (1983) Longevity records of North American birds: Columbidae through Paridae. J Field Ornithol, 54:123-137.
• Dunn, J.L. and J. Alderfer. 2011. National Geographic Field Guide to the Birds of North America. National Geographic Society, Washington, D.C.
• Gill, Frank, and Minturn Wright. 2006. Birds of the World: Recommended English Names. ix + 259
• Kaufman, K. 1996. Lives of North American Birds. Houghton Mifflin, Boston.
• Madge, S., & Burn H.   (1994).  Crows and Jays: A guide to the Crows, Jays and Magpies of the World.   New York: Houghton-Mifflin.
• Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 16, 2011 at http://animaldiversity.org. http://www.animaldiversity.org
• Reilly, Edgar M. Jr. 1968. The Audubon Illustrated Handbook of American Birds. McGraw-Hill, New York. pp.307-308.
• Sanford, William F. 1984. Academic American Encylopedia. Grolier Incorporated, Connecticut. p.343.
• The Birds of North America Online (Online source)
• Zim, Herbert S. and Ira N. Gabrielson. 1956. Birds: A guide to the most familiar American birds. Golden Press, New York. pp.76, 142.