Ray, Ajay Kumar <br/><br/>
History of science in India / 
Ajay Kumar Ray. 
 - Kolkata:  National Academy of Sciences, India,  2014. 
 - xviii, 214p.; 24cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9789381325476 
<br/><br/><label>Dewey Class. No.: </label>509.54 RAY