Chattopadhyaya, D. P. <br/><br/>
The Ways of Understanding the Human Past. 
Chattopadhyaya, D. P. 
 - New Delhi  PHISPC  2001 
 - 164 
<br/><br/><label>ISBN: </label>8187586052 
<br/><br/><label>Source: </label>Textbook