Content creation state council of Educational Research and Training <br/><br/>
Higher secondary second year Political science 
SCERT 
 - Rev ed 2020. 
 -  Tamil Nadu Text Book and Educational Service Corporation  2020 
 - viii,320p.  color ill  30cm. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>320  / Tam