Dyfyniad APA
Whitman, M. E., & Mattord, H. J. (2003). Principles of information security. Vikas Pub.
Dyfyniad Arddull Chicago
Whitman, Michael E., and Herbert J. Mattord. Principles of Information Security. New Delhi: Vikas Pub, 2003.
Dyfyniad MLA
Whitman, Michael E., and Herbert J. Mattord. Principles of Information Security. Vikas Pub, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.