Lenski, Gerhardd <br/><br/>
Human societies  a macrolevel introduction to sociology 

 - New York  McGraw-hill book company  1970 
 - xv, 525p.; 23cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology<br/>Human enviornment<br/>Human societies<br/>Human society<br/>Sociology