Nash, Roy. <br/><br/>
Intelligence and realism :  a materialist critique of IQ / 
Roy Nash. 
 - London :  MacMillan,  1990. 
 - 173 p. ;  26 cm. 
<br/><br/><label>ISBN: </label>0333534557 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Intelligence levels.