UNESCO <br/><br/>
History of mankind : cultural and scientific development (Vol.4 Part.1 ) 

 - London  George Allen and Unwin Ltd.  1969 
 - 14,552p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>V1:5:N6
<br/><br/><label>Dewey Class. No.: </label>V1:5:N6  / J5.4.1