Cita APA (7a ed.)

Gerlach, J., & Gerlach, B. (2013). Digital wildlife photography. Focal Press.

Cita Chicago Style (17a ed.)

Gerlach, John, y Barbara Gerlach. Digital Wildlife Photography. New York ; London: Focal Press, 2013.

Cita MLA (9a ed.)

Gerlach, John, y Barbara Gerlach. Digital Wildlife Photography. Focal Press, 2013.