Herrnstein, Richard J. <br/><br/>
The Bell Curve :  Intelligence and Class Structure in American Life / 
by Richard J. Herrnstein, Charles Murray. 
 - New York :  The Free Press,  1994. 
 - xxvi, 845p. :. 
<br/><br/><label>ISBN: </label>0029146739 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Intellect.<br/>Nature and nurture.<br/>Intelligence levels--Social aspects.<br/>Educational psychology.