Roy, B.  _ Gagan, M. <br/><br/>
NTA CSIR-UGC(NET) JRF/Lecturership Chemical sciences  _ 

 - New Delhi  Danika Publishing Company  2024 
 - viii, 1232 p.  PB  22 cm. 
<br/><br/><label>ISBN: </label>9788189301033 
<br/><br/><label>Subjects--Personal Names: </label>   _ 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Chemical sciences
<br/><br/><label>Dewey Class. No.: </label>540.76  / ROY