Ecology environment and man 
By Srimati Kiron Modak 
 - Bombay  Srimati Kiron Modak for the siciety for clean cities  1974 
 - 139p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology<br/>Pollution<br/>Environmental policy
<br/><br/><label>Dewey Class. No.: </label>O 91 So13