Piersen, William D. <br/><br/>
Black legacy  : america's hidden heritage 
/ William D. Persen 
. - Massacusetts  : University of Massachusetts Press, 1993
. - XV-264 p.  ; 23 cm. 
<br/><br/>Bibliogr. Index 
<br/><br/><label>ISBN: </label>9780870238598 
<br/><br/><label>Source: </label> Don du CCA 
<br/><br/><label>Universal Decimal Class. No.: </label>973.