Blacks in science :  ancient and modern / 
editor, Ivan Van Sertima. 
 - New Brunswick, U.S.A. :  Transaction Books,  c1983. 
 - 302 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0878559418 (pbk.) :  $15.00 
<br/><br/><label>Dewey Class. No.: </label>960 s  509.6