Seeds of change :  a quincentennial commemoration / 
ed. by Herman J. Viola and Carolyn Margolis. 
 - Washington ;  London :  Smithsonian Inst. Press,  1991. 
 - 277, [1] s. :  il. ;  31 cm. 
<br/><br/> Podtyt. na okł.: five hundred years since Columbus. 
<br/><br/>Bibliogr. s. 264-268. 
<br/><br/><label>ISBN: </label>1560980362  (brosz.)