DEWAN, S.K. <br/><br/>
ORGANIC SPECTROSCOPY ( N M R, IR, MASS AND UV ) 

 - NEW DELHI  CBS PUBLISERS & DISTRIBUTORS  2019 
 - 662 
<br/><br/><label>ISBN: </label>9788123919065 
<br/><br/><label>Dewey Class. No.: </label>615.5  / DEW-O