APA (7th ed.) Citation

Regelski, D. J., & Moldenhauer, R. R. (1997). Tropical parula: Parula pitiayumi. American Ornithologists' Union ; The Academy of Natural Sciences.

Chicago Style (17th ed.) Citation

Regelski, Daniel J., and Ralph R. Moldenhauer. Tropical Parula: Parula Pitiayumi. [Washington, D.C.] : Philadelphia, PA: American Ornithologists' Union ; The Academy of Natural Sciences, 1997.

MLA (9th ed.) Citation

Regelski, Daniel J., and Ralph R. Moldenhauer. Tropical Parula: Parula Pitiayumi. American Ornithologists' Union ; The Academy of Natural Sciences, 1997.