[United Nations Educational, Scientific, and Cultural Organization] UNESCO handbook for the teaching of social studies  [Texte imprimé] / 
ed. by Howard D. Mehlinger 
 - London:  Croom Helm,  1981 
 - 409 p. :  couv. ill. ;  22 cm 
<br/><br/>Notes bibliogr. 
<br/><br/><label>ISBN: </label>0-7099-1720-1 
<br/><br/><label>Dewey Class. No.: </label>300.71