Computing Essentials 2005/  English. 
Timothy J. O' Leary...(et. al) 
 - Boston:  McGraw-Hill/ Technology Education,  2005. 
 - xxviii, 375p.:  ill;  27cm. 
<br/><br/><label>ISBN: </label>0072836121 
<br/><br/><label>Dewey Class. No.: </label>681.14  / OLE