Thomas, G. V., & Silk, A. M. J. (1990). An Introduction to the psychology of children's drawings / Glyn V. Thomas and Angèle M. J. Silk. Harvester Wheatsheaf.
Chicago Style (17th ed.) CitationThomas, Glyn V., and Angèle M. J. Silk. An Introduction to the Psychology of Children's Drawings / Glyn V. Thomas and Angèle M. J. Silk. London: Harvester Wheatsheaf, 1990.
MLA (9th ed.) CitationThomas, Glyn V., and Angèle M. J. Silk. An Introduction to the Psychology of Children's Drawings / Glyn V. Thomas and Angèle M. J. Silk. Harvester Wheatsheaf, 1990.
Warning: These citations may not always be 100% accurate.