弗雷海姆 & 弗鲁姆. (2011). CCNP SWITCH(642-813)学习指南: Implementing Cisco IP switched networks (switch) foundation learning guide. 人民邮电出版社.
Chicago Style (17th ed.) Citation弗雷海姆 and 弗鲁姆. CCNP SWITCH(642-813)学习指南: Implementing Cisco IP Switched Networks (switch) Foundation Learning Guide. 人民邮电出版社, 2011.
MLA (8th ed.) Citation弗雷海姆 and 弗鲁姆. CCNP SWITCH(642-813)学习指南: Implementing Cisco IP Switched Networks (switch) Foundation Learning Guide. 人民邮电出版社, 2011.
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