Haldar, Ashok Kumar <br/><br/>
The Radical Change of human Society and with its Scientific observation/ 
Asok Kumar Haldar 
 - Malda:  Amit Kumar Haldar,  2017 
 - 120 p. :  ill. ;  22 cm. 
<br/><br/><label>ISBN: </label> Rs 225.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Social aspects
<br/><br/><label>Dewey Class. No.: </label>306.45  / H 129