Snatak rasayan sem IV  স্নাতক রসায়ন  
Subhra Mishra ... [et.al]. 
 - Kolkata   Santra Pub   2021 
 - xvi, 214p. 
<br/><br/><label>ISBN: </label>978-93-86911-82-7 
<br/><br/><label>Dewey Class. No.: </label>540  / SUB-S