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AXLINE, VIRGINIA M.Play Therapy. Boston: Houghton Mifflin, 1947.
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BRUNER, J. S.On Coping and Defending. Harvard University, no date; Ditto. (Published in French as "Affrontment et defense" in Journal de Psychologie, Vol. 1 [1961], pp. 33-56.)
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BRUNER, J. S.On Learning Mathematics. Harvard University, Center for Cognitive Studies, 1961: two chapters, Ditto.
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BRUNER, J. S.On Knowing: Essays for the Left Hand. Cambridge, Mass.: Belknap Press of Harvard University Press, 1962.
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DROST, J. W. P.Identity of the Life Cycle, Psychological Issues, Vol. 1 (1959), No. 1.
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FENICHEL, O.The Psychoanalytic Theory of Neurosis. New York: Norton, 1945.
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FREUD, S. Nachwort zur "Frage der Laienanalyse," ibid.
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FREUD, S. Uber die weibliche Sexualitiit, ibid.
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FREUD, S.Beyond the Pleasure Principle. New York: Liveright, 1950.
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FREUD, S.Der Witz und seine Beziehung zum Unbewussten. Frankfurt: Fischer, 1958.
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FREUD, S.The Relation of the Poet to Daydreaming, in On Creativity and the Unconscious. New York: Harper, 1958.
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FREUD, S.Totem und Tabu. Frankfurt: Fischer, 1961.
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HUIZINGA, J.Homo Ludens: A Study of the Play-Element in Culture. Boston: Beacon, 1955.
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LEONTIEV, L. N.Psikhologicheskie osnovy doshkol'noi igry [Psychological bases of pre-school play], in Problemy razvitiya psikhiki [Problems of mental development]. Moscow: izd-vo APN FSFSR, 1959; pp. 384-406.
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LEWIN, K.Environmental Forces, in C. MURCHISON (ed.), A Handbook of Child Psychology. 2d ed., rev. Worcester, Mass.: Clark University Press, 1933; pp. 590-625.
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LEWIN, K.A Dynamic Theory of Personality. New York: McGraw-Hill, 1935.
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LOWENFELD, MARGARET. Play in Childhood. London: Gollancz, 1935.
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MILLER, N.The Child in Primitive Society. New York: Brentano's, 1928.
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MOORE, O. K., and ANDERSON, A. R.Some Puzzling Aspects of Social Interaction. Yale University; mimeographed. (To be published in the Proceedings of the Small Groups Symposium held June 20-24, 1961, at Stanford University.)
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PFEIFER, S.Ausserungen infantil-erotischer Triebe im Spiele: Psychoanalytische Stellungnahme zu den wichtigsten Spieltheorien, Imago, Vol. 4 (1919), pp. 247-282.
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PIAGET, J.Play, Dreams and Imitation in Childhood. New York: Norton, 1951.
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SPUHLER, J.N. The Evolution of Man's Capacity for Culture. Detroit: Wayne State University Press, 1959.
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STERN, W.The Psychology of Early Childhood up to the Sixth Year of Age. New York: Holt, 1930.
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WHITE, R. W.Competence and the Psychosexual Stages of Development, in M. R. JONES (ed.), Nebraska Symposium on Motivation, 1960. Lincoln: University of Nebraska, 1960; pp. 97-141.
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