Singh,Ghansyam N. <br/><br/>
Environmental economics 
edited by Ghanshyam N. Singh...et.al. 
 - New Delhi  Mittal publication   1991 
 - 319p. 
<br/><br/><label>ISBN: </label>817099277xx 
<br/><br/><label>Subjects--Topical Terms: </label><br/><br/>Environmental policy -- Cost effectiveness<br/>Environmental protection -- United States -- Cost effectiveness<br/>Environmental policy -- United States -- Cost effectiveness
<br/><br/><label>Dewey Class. No.: </label>O91 Si64e