Johnson, R. A., Newell, W. T., & Vergin, R. C. (1972). Operations management: A systems concept. Houghton Mifflin.
Chicago (17e ed.) BronvermeldingJohnson, Richard Arvid, William T. Newell, en Roger C. Vergin. Operations Management: A Systems Concept. Boston: Houghton Mifflin, 1972.
MLA (8e ed.) BronvermeldingJohnson, Richard Arvid, et al. Operations Management: A Systems Concept. Houghton Mifflin, 1972.
Let op: Deze citaties zijn niet altijd 100% accuraat.