Cunningham, Willaim P, ed., et al. <br/><br/>
Environmental encyclopedia / 
Cunningham, Willaim P, ed., et al. 
 - 2 ed. 
 -  Jaico Publishing House, Mumbai,  1999 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General encyclopedic works
<br/><br/><label>Dewey Class. No.: </label>CHE 030 CUN-E2