Cita APA (7a ed.)

Hirsch, R., & Valentino, J. (2001). Photographic possibilities: The expressive use of ideas, materials, and processes (2nd ed.). Focal Press.

Cita Chicago Style (17a ed.)

Hirsch, Robert., y John Valentino. Photographic Possibilities: The Expressive Use of Ideas, Materials, and Processes. 2nd ed. Boston: Focal Press, 2001.

Cita MLA (9a ed.)

Hirsch, Robert., y John Valentino. Photographic Possibilities: The Expressive Use of Ideas, Materials, and Processes. 2nd ed. Focal Press, 2001.