Spiro, R. L., & Stanton, W. J. (2008). Management of a sales force. Boston: Irwin/McGraw-Hill.
Čikaški stil citiranjaSpiro, Rosann L., i William J. Stanton. Management of a Sales Force. Boston: Irwin/McGraw-Hill, 2008.
MLA način citiranjaSpiro, Rosann L., i William J. Stanton. Management of a Sales Force. Boston: Irwin/McGraw-Hill, 2008.
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