APA引文

 Sherif, M. H. (2004).  Protocols for secure electronic commerce.  CRC Press.

Trích dẫn kiểu Chicago

 Sherif, Mostafa Hashem.  Protocols for Secure Electronic Commerce.  CRC Press, 2004.

MLA引文

 Sherif, Mostafa Hashem.  Protocols for Secure Electronic Commerce.  CRC Press, 2004.

警告：這些引文格式不一定是100％准確.