Awasthi, Awadh Bihari Lal <br/><br/>
Prachin bharatiya bhugol (Vaidik yug se Eisa ke satvein shatabdi tak) 

 - Lucknow  Kailash Prakashan  1972 
<br/><br/><label>Dewey Class. No.: </label>915.4, A96PR