Quantitative techniques 
By Digambar Patri 
 - 1st ed. 
 - Ludhiana:  Klayani publishers,  1995. 
 - x,830p. 
<br/><br/><label>Subjects--Index Terms: </label>Knowledge Quantitative techniques 
<br/><br/><label>Dewey Class. No.: </label>001.4