360994 Sollish, F., & Semanik, J. (2005). The purchasing and supply manager's guide to the C.P.M. exam. Alameda, CA : Sybex.
Chicago-čujuhus (17. p.)360994 Sollish, Fred, juo John Semanik. The Purchasing and Supply Manager's Guide to the C.P.M. Exam. Alameda, CA : Sybex, 2005.
MLA-čujuhus (9. p.)360994 Sollish, Fred, juo John Semanik. The Purchasing and Supply Manager's Guide to the C.P.M. Exam. Alameda, CA : Sybex, 2005.
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