APA Citatie

Itten, J., & Haagen, E. v. (1961). The art of color: The subjective experience and objective rationale of color. New York: Van Nostrand Reinhold.

Chicago Style citaat

Itten, Johannes., en Ernst van Haagen. The Art of Color: The Subjective Experience and Objective Rationale of Color. New York: Van Nostrand Reinhold, 1961.

MLA citatie

Itten, Johannes., en Ernst van Haagen. The Art of Color: The Subjective Experience and Objective Rationale of Color. New York: Van Nostrand Reinhold, 1961.