Dyfyniad APA

Syngress Media, I. (2000). CCNA Cisco certified network administrator study guide: (exam 640-507). Berkeley, Calif: Osborne McGraw-Hill.

Dyfyniad Arddull Chicago

Syngress Media, Inc. CCNA Cisco Certified Network Administrator Study Guide: (exam 640-507). Berkeley, Calif: Osborne McGraw-Hill, 2000.

Dyfyniad MLA

Syngress Media, Inc. CCNA Cisco Certified Network Administrator Study Guide: (exam 640-507). Berkeley, Calif: Osborne McGraw-Hill, 2000.

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