APA Citation

 Shelly, G. B. (2004).  Business data communications: Introductory concepts and techniques.  Course Technology.

Trích dẫn kiểu Chicago

 Shelly, Gary B.  Business Data Communications: Introductory Concepts and Techniques.  Course Technology, 2004.

MLA Citation

 Shelly, Gary B.  Business Data Communications: Introductory Concepts and Techniques.  Course Technology, 2004.

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