Pitter, Keiko. <br/><br/>
Using Lotus 1-2-3 for DOS :  Release 3.1 + / 
K. Pitter & R. Pitter. 
 - New York :  McGraw-Hill, Inc.,  1993. 
 - 284 p. 
<br/><br/>Includes Index. 
<br/><br/><label>ISBN: </label>0-07-050296-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Program