Quantitative methods  problems and solutions for ICWA inter mediate examination 
Suranjan Saha, Rajgopal D. Chakraborti. 
 - New Delhi  Tata McGrawHill Publishing Company  2001 
 - xii, 1016p., 24cm. 
<br/><br/><label>ISBN: </label>0-07-463821-1. 
<br/><br/><label>Dewey Class. No.: </label>650.01513  / S11Q