Hutchinson, Sarah E. [et.al] <br/><br/>
Lotus® 1-2-3®  version 3.1 
by Sarah E. Hutchinson [et.al] 
 - United State of America  IRWIN  1994 
 - x , 206 p. :  ill. ;  28 cm. 
<br/><br/>Include Index 
<br/><br/><br/>English Text 
<br/><br/><label>ISBN: </label>0-256-13490-1