Schuman, Howard.
Racial attitudes in America : trends and interpretations /

. - Revised edition 
. - Cambridge ; London  : Harvard University Press,  1997 
. - XIV, 401 p.  tab.  23 cm. 
<br/>К.: Бібліогр. : с. 373-389 
<br/><label>  ISBN: </label>0-674-74569-8