Guptill, A. L., & Sullivan, C. (1980). Color manual: For artists. Van Nostrand Reinhold.
Chicago Style (17th ed.) CitationGuptill, Arthur L., and Catherine Sullivan. Color Manual: For Artists. New York ; London [etc.]: Van Nostrand Reinhold, 1980.
MLA (8th ed.) CitationGuptill, Arthur L., and Catherine Sullivan. Color Manual: For Artists. Van Nostrand Reinhold, 1980.
Warning: These citations may not always be 100% accurate.