Cita APA (7th ed.)

Zelanski, P., & Fisher, M. P. (2011). The art of seeing (Eight edition.). Prentice Hall.

Cita Chicago (17th ed.)

Zelanski, Paul, i Mary Pat Fisher. The Art of Seeing. Eight edition. Upper Saddle River, NJ: Prentice Hall, 2011.

Cita MLA (9th ed.)

Zelanski, Paul, i Mary Pat Fisher. The Art of Seeing. Eight edition. Prentice Hall, 2011.