Dyfyniad APA

Kosiur, D. R. (1997). Understanding electronic commerce. Redmond, Wash. : Microsoft Press.

Dyfyniad Arddull Chicago

Kosiur, David R. Understanding Electronic Commerce. Redmond, Wash. : Microsoft Press, 1997.

Dyfyniad MLA

Kosiur, David R. Understanding Electronic Commerce. Redmond, Wash. : Microsoft Press, 1997.

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