De, Anil Kumar <br/><br/>
Environmental chemistry(for B.Sc. (Hons.) B.Tech. and M. Sc. students) 
Anil Kumar De, Arnab Kumar De 
 - 10th multi Colour 
 - New Delhi  New Age International  2022 
<br/><br/> Includes index 
<br/><br/><label>Dewey Class. No.: </label>577.14  / De P22