Kubr, M., & Prokopenko, J. (1989). Diagnosing management training and development needs.
Čikaški stil citiranjaKubr, Milan, i Joseph Prokopenko. Diagnosing Management Training and Development Needs. 1989.
MLA način citiranjaKubr, Milan, i Joseph Prokopenko. Diagnosing Management Training and Development Needs. 1989.
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