Johnson, R. A., Newell, W. T., & Vergin, R. C. (1972). Operations management: A systems concept. Houghton Mifflin.
Čikaški stil citiranja (17. izdanje)Johnson, Richard Arvid, William T. Newell, i Roger C. Vergin. Operations Management: A Systems Concept. Boston: Houghton Mifflin, 1972.
MLA način citiranja (8. izdanje)Johnson, Richard Arvid, et al. Operations Management: A Systems Concept. Houghton Mifflin, 1972.
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