APA citiranje
Schonberger, R. J. (1991). Operations management: Improving customer service (4th.). Irwin.
Chicago Style (17th ed.) Citation
Schonberger, Richard J. Operations Management: Improving Customer Service. 4th. Homewood: Irwin, 1991.
MLA citiranje
Schonberger, Richard J. Operations Management: Improving Customer Service. 4th. Irwin, 1991.
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