*Gerald L.Gutek,"Bethune, Mary McLeod,"WorldBook Online Americas Edition,http://www.aolsvc.worldbook.aol.com/ar?/na/ar/co/ar057760.htm,February 17,2003.
Russell L.Adams,"Great Negroes Past and Present",Third Edition"Mary McLeod Bethune,Cotton Picker, Educator, White House advisor"p120.
*Dale C.Smith,"Drew, Charles Richard,"Worldbook Online Americas Edition,http://www.aolsvc.worldbook.aol.com/ar?/na/ar/co/ar166660.htm,February 17,2003.
Russell L.Adams,"Great Negroes Past and Present"Third Edition"Charles Drew Pioneer in Blood Plasma Research" p73.
*Edwin H. Cady,"White,Walter Francis",Worldbook Online Americas Edition,http://www.aolsvc.worldbook.aol.com/ar?/na/ar601340.htm,February 17,2003.
Russell L.Adams,"Great Negroes Past and Present"Third Edition, "Walter Francis White a Guide to the Promise Land" p122.