Lenski, Gerhard , <br/><br/>
Human societies :  an introduction to macrosociology / 
Gerhard Lenski, Jean Lenski, Patrick Nolan. 
 - 6th ed. 
 - New York :  McGraw-Hill,  c1991. 
 - xviii, 511 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>007037242X (text) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Macrosociology.<br/>Social evolution.<br/>Social systems--History.
<br/><br/><label>LC Class. No.: </label>HM51  / LEN