NARASIMHAN, S. L. Production Planning and Inventory Control. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)NARASIMHAN, Seetharama L. Production Planning and Inventory Control. Prentice-Hall.
Lua MLA (8ú heag.)NARASIMHAN, Seetharama L. Production Planning and Inventory Control. Prentice-Hall.
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