袁國忠

CCNP 認證考試:沖刺指南(第二版) = CCNP Flash Cards and Exam Practice Pack by: 多爾蒂(Jim Doherty); 袁國忠; 里瓦德(Eric Rivard) (Language materials, printed) , [譯]

CCNA 自學指南: Cisco 網路設備互連(第二版) = CCNA Self-Study:Interconnecting Cisco Network Devices(ICND) by: 張明; 李祥瑞; 袁國忠; 麥夸尼(Steve McQuerry) (Language materials, printed) , [譯]

CCNP認証考試衝刺指南 by: 多諾霍 ((Donohue, Denise)); 袁國忠 (Language materials, printed) , [譯]