Wilson, D. (2003). The pride of African American history: Inventors, scientists, physicians, engineers ; featuring many outstanding African Americans and more than 1100 African American inventions verified by U.S. patent numbers. DCW.
Chicago-Zitierstil (17. Ausg.)Wilson, Donald. The Pride of African American History: Inventors, Scientists, Physicians, Engineers ; Featuring Many Outstanding African Americans and More than 1100 African American Inventions Verified by U.S. Patent Numbers. Birmingham, Mich: DCW, 2003.
MLA-Zitierstil (9. Ausg.)Wilson, Donald. The Pride of African American History: Inventors, Scientists, Physicians, Engineers ; Featuring Many Outstanding African Americans and More than 1100 African American Inventions Verified by U.S. Patent Numbers. DCW, 2003.