Schusky, Ernest L. (Ernest Lester), 1931- <br/><br/>
Introduction to social science / 
Ernest L. Schusky 
 - Englewood :  Prentice-Hall,  1981 
 - 512 p. :  ill. ;  23 cm. 
<br/><br/>Includes Bibliographical References and Indexes (p.495-500) 
<br/><br/><label>ISBN: </label>0134967038 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences