Cita APA (7a ed.)

Anon, E., & Grey, T. (2005). Photoshop for nature photographers: A workshop in a book. SYBEX.

Cita Chicago Style (17a ed.)

Anon, Ellen, y Tim Grey. Photoshop for Nature Photographers: A Workshop in a Book. San Francisco ; London: SYBEX, 2005.

Cita MLA (9a ed.)

Anon, Ellen, y Tim Grey. Photoshop for Nature Photographers: A Workshop in a Book. SYBEX, 2005.