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Hartley, Ruth E. 1909-

Understanding children's play, by Ruth E. Hartley, Lawrence K. Frank [and] Robert M. Goldenson. - New York, Columbia University Press, 1952. - 372 p. illus. 22 cm.

52001138


Play--Psychological aspects.
Child psychology.

BF717 / .H3

136.7470
Last Updated on September 15, 2019
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