迪索 & 纪小玲. (2014). CCNA学习指南: Interconnecting Cisco network devices, Part 2 (ICND2). 人民邮电出版社.
Dyfyniad Arddull Chicago迪索 and 纪小玲. CCNA学习指南: Interconnecting Cisco Network Devices, Part 2 (ICND2). 人民邮电出版社, 2014.
Dyfyniad MLA迪索 and 纪小玲. CCNA学习指南: Interconnecting Cisco Network Devices, Part 2 (ICND2). 人民邮电出版社, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.