Cita APA (7a ed.)

Gerlach, J., & Gerlach, B. (2014). Close up photography in nature (1st edition.). Focal Press.

Cita Chicago Style (17a ed.)

Gerlach, John., y Barbara Gerlach. Close Up Photography in Nature. 1st edition. Burlington, Mass.: Focal Press, 2014.

Cita MLA (9a ed.)

Gerlach, John., y Barbara Gerlach. Close Up Photography in Nature. 1st edition. Focal Press, 2014.