Dyfyniad APA

Stallings, W., & case, T. (2013). Business data communications (23.).

Dyfyniad Arddull Chicago

Stallings, William, and Thomas case. Business Data Communications. 23. Pearson Education, Limited, 2013.

Dyfyniad MLA

Stallings, William, and Thomas case. Business Data Communications. 23. 2013.

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