APA (7th ed.) Citation

Bull, E. L., & Collins, C. T. (1993). Vaux's swift: Chaetura vauxi. American Ornithologists' Union ; The Academy of Natural Sciences.

Chicago Style (17th ed.) Citation

Bull, Evelyn L., and Charles T. Collins. Vaux's Swift: Chaetura Vauxi. Washington, D.C. : Philadelphia, PA: American Ornithologists' Union ; The Academy of Natural Sciences, 1993.

MLA (9th ed.) Citation

Bull, Evelyn L., and Charles T. Collins. Vaux's Swift: Chaetura Vauxi. American Ornithologists' Union ; The Academy of Natural Sciences, 1993.