Singh, Ayodhya <br/><br/>
Textbook of Environmental chemistry,  Environmental chemistry 
Ayodhya Singh. 
 - New Delhi  Campus Books  2002 
 - xii, 542p.; 26cm. 
<br/><br/><label>ISBN: </label>818781585X. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental chemistry. Ecology. 
<br/><br/><label>Dewey Class. No.: </label>574.5  / S47T