Não informado. (2003). The Journal of Supply Chain Management. National Association of Purchasing Management.
Lua i Stíl Chicago (17ú heag.)Não informado. The Journal of Supply Chain Management. Tempe, Ariz: National Association of Purchasing Management, 2003.
Lua MLA (8ú heag.)Não informado. The Journal of Supply Chain Management. National Association of Purchasing Management, 2003.
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