APA (7th ed.) Citation

Itten, J., & Birren, F. (1970). The elements of color: A treatise on the color system of Johannes Itten, based on his book The art of color. Van Nostrand Reinhold.

Chicago Style (17th ed.) Citation

Itten, Johannes, and Faber Birren. The Elements of Color: A Treatise on the Color System of Johannes Itten, Based on His Book The Art of Color. New York: Van Nostrand Reinhold, 1970.

MLA (8th ed.) Citation

Itten, Johannes, and Faber Birren. The Elements of Color: A Treatise on the Color System of Johannes Itten, Based on His Book The Art of Color. Van Nostrand Reinhold, 1970.

Warning: These citations may not always be 100% accurate.