Dickinson, G.C.. <br/><br/>
Map and Air Photographs /  

 - 1st ed /  
 - New Delhi-16 :   Arnold-Heinemann Publishers Pvt. Ltd. ,   1980 
 - p.348,xiii :  
<br/><br/><label>ISBN: </label>0-7131-6145-0 
<br/><br/><label>Dewey Class. No.: </label>U252(a2;12)  / L9