DEY, A. K. <br/><br/>
ENVIRONMENTAL CHEMISTRY 

 - MEERUT  KRISHNA PRAKASHAN MANDIR  1994 
 - 364:  22CM. 
<br/><br/><label>Subjects--Index Terms: </label>Chemistry & allied sciences 
<br/><br/><label>Dewey Class. No.: </label>540 DEY