Levin, R. I. (1992). Quantitative approaches to management (8th ed.). National Book Store.
Chicago Style (17th ed.) CitationLevin, Richard I. Quantitative Approaches to Management. 8th ed. Mandaluyong City: National Book Store, 1992.
MLA (9th ed.) CitationLevin, Richard I. Quantitative Approaches to Management. 8th ed. National Book Store, 1992.
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