Cita APA (7a ed.)

Howell, S. N. G., & Zufelt, K. (2019). Oceanic Birds of the World: A Photo Guide. Princeton University Press.

Cita Chicago Style (17a ed.)

Howell, Steve N. G., y Kirk Zufelt. Oceanic Birds of the World: A Photo Guide. Princeton, New Jersey: Princeton University Press, 2019.

Cita MLA (8a ed.)

Howell, Steve N. G., y Kirk Zufelt. Oceanic Birds of the World: A Photo Guide. Princeton University Press, 2019.