Howlader, sushil ranjan. <br/><br/>
Nature, course, and causes of change in social systems and civilization :  a utilitarianistic analysis of human history / 

 - Dhaka :  A H Development publishing house,  2022. 
 - 588 p. ;  21 cm.  1750 Taka. 
<br/><br/><label>ISBN: </label>9789849364665 
<br/><br/><label>Subjects--Index Terms: </label>Social system civilization 
<br/><br/><label>Dewey Class. No.: </label>301