Fitzsimmons, J. A., & Fitzsimmons, M. (2008). Service management: Operations, strategy, information technology (6th ed.). McGraw-Hill.
Chicago-viite (17. p.)Fitzsimmons, James A., ja Mona Fitzsimmons. Service Management: Operations, Strategy, Information Technology. 6th ed. Boston: McGraw-Hill, 2008.
MLA-viite (9. p.)Fitzsimmons, James A., ja Mona Fitzsimmons. Service Management: Operations, Strategy, Information Technology. 6th ed. McGraw-Hill, 2008.
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