Chopra, S. (2007). Supply Chain Management ed.3strategy, planning & operationsSunil Chopra, Peter Meindl. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Chopra, Sunil. Supply Chain Management Ed.3strategy, Planning & OperationsSunil Chopra, Peter Meindl. Prentice Hall, 2007.
Lua MLA (8ú heag.)Chopra, Sunil. Supply Chain Management Ed.3strategy, Planning & OperationsSunil Chopra, Peter Meindl. Prentice Hall, 2007.
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