Kothari C R <br/><br/>
Quantitative Techniques 
Kothari C R 
 - Ed 2 
 - New Delhi  New Delhi, Vikas Publishing House  1984 
 - xvi,552 
<br/><br/><label>ISBN: </label>0-7069-1801-0 
<br/><br/><label>Source: </label>Textbook