Gilpin, P. J., & Gasman, M. (2003). Charles S. Johnson: Leadership beyond the veil in the age of Jim Crow. State University of New York Press.
Dyfyniad Arddull ChicagoGilpin, Patrick J., and Marybeth Gasman. Charles S. Johnson: Leadership Beyond the Veil in the Age of Jim Crow. Albany: State University of New York Press, 2003.
Dyfyniad MLAGilpin, Patrick J., and Marybeth Gasman. Charles S. Johnson: Leadership Beyond the Veil in the Age of Jim Crow. State University of New York Press, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.