Design for Destiny,

Ballantine Books, New York, 1973.

Sander, G. G.,

Colour in Health and Disease,

C. W. Daniel Co., London, 1926.

Schaie, K. Warner, “Scaling the Association between Colors and Mood-Tones,”

American Journal of

June 1961.

Schaie, K. Warner, “The Color Pyramid Test: a Nonverbal Technique for Personality Assessment,”

Vol. 60, No. 6, 1963.

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