SOCIAL SCIENCE STAFF OF THE EDUCATIONALRES.COUN. OF US.. ed. <br/><br/>
Euplores and discoverers Macro Pola and peopleMacro pola met 

 -  Boston. Allyn & Bacon Inc.  1974 
 - [4], 52p. 
<br/><br/><label>Dewey Class. No.: </label>300