Environmental biology  
/Proceeding of the symposium on environmental biology Muzaffarnagar, 1978 
 - Muzaffarnagar:   The Academy of Environmental Biology,  1979 
 - xii, 479p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental 
<br/><br/><label>Subjects--Index Terms: </label>Biology  
<br/><br/><label>Universal Decimal Class. No.: </label>502.55(082.2)  / L9