Langer, William <br/><br/>
An Encyclopedia of world History 

 -  1952 
 - 1232 p.;   22 cm 
<br/><br/>The palaeolithic period. The post-palaeolithic period. The post-palaelithic period. 
<br/><br/>1952 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Historia del Mundo
<br/><br/><label>Dewey Class. No.: </label>909