Bingham, Julie E. <br/><br/>
HAL plain and simple :  learning Lotus Hal with 1-2-3 release 2 / 
Julie E. Bingham, Mark S. Scapicchio. 
 - Reading, Mass. :  Addison-Wesley,  1988. 
 - 296 p. :  ill. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lotus HAL (Computer program)<br/>Lotus 1-2-3 (Computer program)<br/>Business--Data processing.