Peters, R. (1958). concept of motivation. Routledge & Kegan Paul.
Čikaški stil citiranjaPeters, R.S. Concept of Motivation. London: Routledge & Kegan Paul, 1958.
MLA način citiranjaPeters, R.S. Concept of Motivation. Routledge & Kegan Paul, 1958.
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