Chang, Yih-long. <br/><br/>
QS : Quant systems, version 2.0 / 
Yih-long Chang, Robert S. Sullivan. 
 -  Prentice Hall  1991. 
<br/><br/>4763 
<br/><br/> Text accompanied by diskette. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Management science.
<br/><br/><label>LC Class. No.: </label>T56  / Cha.