Fields, M. R. A. (2001). Indispensable employees: How to hire them, how to keep them. Career Press.
Chicago-viite (17. p.)Fields, Martha R. A. Indispensable Employees: How to Hire Them, How to Keep Them. Franklin Lakes, NJ: Career Press, 2001.
MLA-viite (9. p.)Fields, Martha R. A. Indispensable Employees: How to Hire Them, How to Keep Them. Career Press, 2001.
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