APA Citation

 Wiegé, K. (2013).  Software requirements.  Microsoft Press, s division of Microsoft Corporation.

Trích dẫn kiểu Chicago

 Wiegé, Karl.  Software Requirements.  Microsoft Press, s division of Microsoft Corporation, 2013.

MLA Citation

 Wiegé, Karl.  Software Requirements.  Microsoft Press, s division of Microsoft Corporation, 2013.

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