@BOOK{ Book!D - 103030491, AUTHOR = "/ [Cisco Systems, Inc., Cisco Networking Academy Program]", TITLE = "Cisco Networking Academy Program: CCNA 1 and 2 companion guide", LIBRARY= "کتابخانه مرکزی و مرکز اسناد دانشگاه کردستان", SUBJECT = "Computer networks - Examinations -- Study guides,Telecommunications engineers -- Certification", URL = "/book/103030491/Cisco-Networking-Academy-Program-CCNA-1-and-2-com/"}