Sikand, Prem Chand. <br/><br/>
Prakriyātmaka bhūgola ke siddhānta. 
With a foreword by Brij Bhushan. 
 -  [1964] 
 - 2, 208, 108 p.  illus., maps.  26 cm. 
<br/><br/> In Hindi. 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>LCCN: </label>sa 65003100  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cartography.
<br/><br/><label>LC Class. No.: </label>GA105  / .S54