APA-viite (7. p.)
Gellerman, S. W. (1998). How people work: Psychological approaches to management problems. Quorum.
Chicago-viite (17. p.)
Gellerman, Saul W. How People Work: Psychological Approaches to Management Problems. Westport, Conn.: Quorum, 1998.
MLA-viite (9. p.)
Gellerman, Saul W. How People Work: Psychological Approaches to Management Problems. Quorum, 1998.
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