Dyfyniad APA

Handy, L. C. a. M. (1973). Behavior change: Methodology, concepts and practice (ed.). Research Press Company.

Dyfyniad Arddull Chicago

Handy, Lee C. and Mash. Behavior Change: Methodology, Concepts and Practice. ed. Illions: Research Press Company, 1973.

Dyfyniad MLA

Handy, Lee C. and Mash. Behavior Change: Methodology, Concepts and Practice. ed. Research Press Company, 1973.

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