Lenski, Gerhard. <br/><br/>
Human societies :   an introduction to macrosociology /  
Gerhard Lenski and Jean Lenski. 
 - 5th ed. 
 - New York :    McGraw-Hill,    1987. 
 - xv, 501p. :    ill. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9780070371811 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microsociology.<br/>Social evolution<br/>Social systems - History.
<br/><br/><label>LC Class. No.: </label>HM 51 LEN 1987