IT essentials :
Anfinson, David.
IT essentials : PC hardware and software companion guide / David Anfinson, Ken Quamme. - 3rd ed. - Indianapolis, IN : Cisco Press, c2008. - xxxvi, 616p : ill ; 23cm.
Open access.
1587131994
2007048435
Computers.
Microcomputers--Equipment and supplies.
IT essentials : PC hardware and software companion guide / David Anfinson, Ken Quamme. - 3rd ed. - Indianapolis, IN : Cisco Press, c2008. - xxxvi, 616p : ill ; 23cm.
Open access.
1587131994
2007048435
Computers.
Microcomputers--Equipment and supplies.