Seth, G.K. <br/><br/>
Know your environment/ 
G.K. Seth 
 - New Delhi:  National Pub House,  c1979 
 - 75 p.;  22 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> Rs. 30.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air--Pollution--Meteorological aspects<br/>Factory and trade waste--Management<br/>Environmnetal health<br/>Pollution--Environmental aspects
<br/><br/><label>Dewey Class. No.: </label>614.76