Cita APA (7a ed.)

Tingay, R. E., & Katzner, T. E. (2010). The eagle watchers: Observing and conserving raptors around the world. Comstock Pub. Associates.

Cita Chicago Style (17a ed.)

Tingay, Ruth E., y Todd E. Katzner. The Eagle Watchers: Observing and Conserving Raptors Around the World. Ithaca: Comstock Pub. Associates, 2010.

Cita MLA (8a ed.)

Tingay, Ruth E., y Todd E. Katzner. The Eagle Watchers: Observing and Conserving Raptors Around the World. Comstock Pub. Associates, 2010.