Walker, J. E., & Shea, T. M. (1995). Behavior management: A practical approach for educators (6th ed.). Merrill.
Chicago Style aipamenaWalker, James Edwin, and Thomas M. Shea. Behavior Management: A Practical Approach for Educators. 6th ed. Englewood Cliffs, N.J: Merrill, 1995.
MLA aipamenaWalker, James Edwin, and Thomas M. Shea. Behavior Management: A Practical Approach for Educators. 6th ed. Merrill, 1995.
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