O' Leary, T. J. O' Leary, L. I. <br/><br/>
WordPerfect for windows 6.1 

 - McGraw-Hill   USA  1996 
 - 192p. 
<br/><br/><label>Nat. Bib. No.: </label>6294 
<br/><br/><label>Universal Decimal Class. No.: </label>004  / OLE