Krause, J. (2005). Photo idea index. HOW Books.
Cita Chicago (17th ed.)Krause, Jim. Photo Idea Index. Cincinnati, Ohio: HOW Books, 2005.
Cita MLA (9th ed.)Krause, Jim. Photo Idea Index. HOW Books, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.