Lenski, Gerhard Emmanuel,  1924- <br/><br/>
Human societies :  an introduction to macrosociology / 
Gerhard Lenski, Jean Lenski. 
 - 2nd ed. 
 - New York :  McGraw-Hill Book,  1974. 
 - 529 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliogarphical references and index. 
<br/><br/><label>ISBN: </label>0070371725 
<br/><br/><label>LCCN: </label>73-8956 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology.<br/>Social evolution.