Dyfyniad APA

 Monk, E. (2013).  Concepts in enterprise resource planning. Cengage Learning.

Dyfyniad Arddull Chicago

 Monk, Ellen.  Concepts in Enterprise Resource Planning. Cengage Learning, 2013.

Dyfyniad MLA

 Monk, Ellen.  Concepts in Enterprise Resource Planning. Cengage Learning, 2013.

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