Cita APA

Podulka, S., Rohrbaugh, R. W., & Bonney, R. 1. (2004). Handbook of bird biology (2. ed.). Ithaca, N.Y.: Cornell Lab of Ornithology.

Citación estilo Chicago

Podulka, Sandy., Ronald W. Rohrbaugh, y Rick. 1954- Bonney. Handbook of Bird Biology. 2. ed. Ithaca, N.Y.: Cornell Lab of Ornithology, 2004.

Cita MLA

Podulka, Sandy., Ronald W. Rohrbaugh, y Rick. 1954- Bonney. Handbook of Bird Biology. 2. ed. Ithaca, N.Y.: Cornell Lab of Ornithology, 2004.