Williams, Robert E. <br/><br/>
Manual:Lotus 1-2-3 / 
Robert E. Williams 
 - Rev.2nd ed  
 - Delhi:  B.P.B.Publications,  1986. 
 - iv,253p.; 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>001.642  / WIL