Stewart, Rosemary
Choices for the manager
Prentice-Hall, 1982
 Buku Teks
Webber, Ross A.
To be a manager
Richard D. Irwin, 1981
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United Nations Population Fund
Choices and responsibilities
UNFPA, 1994
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Ramazanoglu, Caroline, 1939-
Feminist methodology : challenges and choices
Sage, 2003
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Polkinghorn, R. Stephen
Micro-theory and economic choices
Richard D. Irwin, 1979
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