Mangal, S K. <br/><br/>
Pedagogy of Social Sciences / 
By S K Mangal, Uma Mangal. 
 - 1st Ed. 
 - New Delhi :  PHI Learning,  2018. 
 - 640p. ;  00 cm. 
<br/><br/><label>ISBN: </label>9789387472259 
<br/><br/><label>Dewey Class. No.: </label>370  / MAN