Dyfyniad APA
ebrary, Inc, & Vacca, J. R. (2014). Network and system security (2nd ed.). Academic Press.
Dyfyniad Arddull Chicago
ebrary, Inc, and John R. Vacca. Network and System Security. 2nd ed. Waltham, Mass.: Academic Press, 2014.
Dyfyniad MLA
ebrary, Inc, and John R. Vacca. Network and System Security. 2nd ed. Academic Press, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.