Pinikkar, K. M. <br/><br/>
Geographical factors in Indian history 

 - 2nd ed. 
 - Chaupatty:  Bharatiya Vidya Bhavan,  1959. 
 - vii,128p.:  ill.;  18cm. 
<br/><br/>Includes bibliographical reference 
<br/><br/><label>LC Class. No.: </label>DS407.P2