Handy, L. C. a. M. (1973). Behavior change: Methodology, concepts and practice (ed.). Research Press Company.
Čikaški stil citiranja (17. izdanje)Handy, Lee C. and Mash. Behavior Change: Methodology, Concepts and Practice. ed. Illions: Research Press Company, 1973.
MLA način citiranja (9. izdanje)Handy, Lee C. and Mash. Behavior Change: Methodology, Concepts and Practice. ed. Research Press Company, 1973.
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