Dyfyniad APA
Ben Rothke, C. (2005). Computer security (2nd ed.). McGraw-Hill.
Dyfyniad Arddull Chicago
Ben Rothke, CIIsp. Computer Security. 2nd ed. New York: McGraw-Hill, 2005.
Dyfyniad MLA
Ben Rothke, CIIsp. Computer Security. 2nd ed. McGraw-Hill, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.