Sec. de: Chaykm, Howard V. O filho do superman. 2002: (/ J.H. Williams III)

http://authorities.loc.gov

http://catalog.loc.gov 4/6/2013

http://en.wikipedia.org/wiki/J._H._Williams_III: (James "Jim" H. Williams III, assina J. H. Williams III, designer e artista gráfico)