Windows on our world Who are we? 
Beattie, Sara S. 
 -  Houghton Mifflin Company.  1976 
 - 288 pages. 
<br/><br/>
<br/><br/><label>ISBN: </label>0-395-20133-0 
<br/><br/><label>Dewey Class. No.: </label>523 B38 1976