Kottler, J. A. (2001). Learning group leadership: An experimental approach. Allyn and Bacon.
Chicago-viite (17. p.)Kottler, Jeffrey A. Learning Group Leadership: An Experimental Approach. Boston: Allyn and Bacon, 2001.
MLA-viite (9. p.)Kottler, Jeffrey A. Learning Group Leadership: An Experimental Approach. Allyn and Bacon, 2001.
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