Dyfyniad APA

 Dhillon, G. (2007).  Principles of information systems security: Texts and cases.  John Wiley & Sons.

Dyfyniad Arddull Chicago

 Dhillon, Gurpreet.  Principles of Information Systems Security: Texts and Cases.  John Wiley & Sons, 2007.

Dyfyniad MLA

 Dhillon, Gurpreet.  Principles of Information Systems Security: Texts and Cases.  John Wiley & Sons, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.