SINGH, Y K <br/><br/>
Environmental science 

 - Bangalore  New age international (P) Limited, Publishers  2018 
 - v,310 
<br/><br/> Environmental ; science 
<br/><br/><label>ISBN: </label>9788122418484 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Envornmental problems (363.7)
<br/><br/><label>Dewey Class. No.: </label>363.7 SIN