Kingsley, H. L. (1946). Nature and conditions of learning. Prentice-Hall, Inc.
Chicago Style aipamenaKingsley, Howard L. Nature and Conditions of Learning. New Jersey: Prentice-Hall, Inc, 1946.
MLA aipamenaKingsley, Howard L. Nature and Conditions of Learning. Prentice-Hall, Inc, 1946.
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