Martin, G. P., & Pear, J. (1978). Behavior modification: What it is and how to do it. Prentice Hall.
Chicago Edition CitationMartin, Garry Pear, i Joseph Pear. Behavior Modification: What It Is and How to Do It. New Jersey: Prentice Hall, 1978.
Cita MLAMartin, Garry Pear, i Joseph Pear. Behavior Modification: What It Is and How to Do It. Prentice Hall, 1978.
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