APA (7th ed.) Citation

Walters, E. L., Miller, E. H., & Lowther, P. E. (2002). Red-breasted sapsucker: Sphyrapicus ruber : red-naped sapsucker : sphyrapicus nuchalis. Birds of North America, Inc..

Chicago Style (17th ed.) Citation

Walters, Eric L., Edward H. Miller, and Peter E. Lowther. Red-breasted Sapsucker: Sphyrapicus Ruber : Red-naped Sapsucker : Sphyrapicus Nuchalis. Philadelphia, Pa.: Birds of North America, Inc., 2002.

MLA (9th ed.) Citation

Walters, Eric L., et al. Red-breasted Sapsucker: Sphyrapicus Ruber : Red-naped Sapsucker : Sphyrapicus Nuchalis. Birds of North America, Inc., 2002.