Books, Kestrel <br/><br/>
The Penguin book of the physical world / 
by Kestrel Books 
 - England :  Penguin Books,  1976 
 - 160 p. :  ill. ;  21 cm. 
<br/><br/><label>ISBN: </label>0140037136 :  Rs. 4.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science<br/>Electricity<br/>Earth sciences<br/>Nuclear physics
<br/><br/><label>Dewey Class. No.: </label>500