APA引文

 Dennis, A. (2015).  Systems analysis and design.  Wiley.

Trích dẫn kiểu Chicago

 Dennis, Alan.  Systems Analysis and Design.  Wiley, 2015.

MLA引文

 Dennis, Alan.  Systems Analysis and Design.  Wiley, 2015.

警告:这些引文格式不一定是100%准确.