Step By Step:  Microsoft Office System/  English. 
Joyce Cox, Curtis Frye and M. Dow Lambert III...(et al)  
 - New Delhi:  Prentice- hall Of India Private Limited,  2008. 
 - cii, 641p.:  ill.;  24cm. 
<br/><br/><label>ISBN: </label>9788120331655 
<br/><br/><label>Dewey Class. No.: </label>681.142.1  / STP