Cita APA (7a ed.)

Howell, S. N. G., Shearwater, D., Sutherland, K., & Patteson, J. B. (2012). Petrels, Albatrosses, and Storm-Petrels of North America: A Photographic Guide. Princeton University Press.

Cita Chicago Style (17a ed.)

Howell, Steve N. G., Debra Shearwater, Kate Sutherland, y J. Brian Patteson. Petrels, Albatrosses, and Storm-Petrels of North America: A Photographic Guide. Princeton: Princeton University Press, 2012.

Cita MLA (8a ed.)

Howell, Steve N. G., et al. Petrels, Albatrosses, and Storm-Petrels of North America: A Photographic Guide. Princeton University Press, 2012.