Dyfyniad APA

 Wisner, J. D. (2016).  Principles of supply chain management: A balanced approach.  Cengage.

Dyfyniad Arddull Chicago

 Wisner, Joel D.  Principles of Supply Chain Management: A Balanced Approach.  Cengage, 2016.

Dyfyniad MLA

 Wisner, Joel D.  Principles of Supply Chain Management: A Balanced Approach.  Cengage, 2016.

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