Encyclopaedia of teaching of social studies (v.4)/ 
by Vashist S R (ed.). 
 - New Delhi:  Anmol,  1993. 
 - 358p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> 
<br/><br/><label>Dewey Class. No.: </label> /