APA (7th ed.) Citation

McIntyre, J. W., & Barr, J. F. (1997). Common loon: Gavia immer. American Ornithologists' Union ; The Academy of Natural Sciences.

Chicago Style (17th ed.) Citation

McIntyre, Judith W., and J. F. Barr. Common Loon: Gavia Immer. [Washington, D.C.] : Philadelphia, PA: American Ornithologists' Union ; The Academy of Natural Sciences, 1997.

MLA (9th ed.) Citation

McIntyre, Judith W., and J. F. Barr. Common Loon: Gavia Immer. American Ornithologists' Union ; The Academy of Natural Sciences, 1997.