Thomas, G. V., & Silk, A. M. J. (1990). An introduction to the psychology of children's drawings. Harvester Wheatsheaf.
Chicago Style (17th ed.) CitationThomas, Glyn V., and Angèle M. J. Silk. An Introduction to the Psychology of Children's Drawings. New York: Harvester Wheatsheaf, 1990.
MLA (8th ed.) CitationThomas, Glyn V., and Angèle M. J. Silk. An Introduction to the Psychology of Children's Drawings. Harvester Wheatsheaf, 1990.
Warning: These citations may not always be 100% accurate.