Schuyler, G. S. Madam C. J. Walker: Pioneer big business woman of America / George S. Schuyler. American essays - Afro-american authors.(1992).
Lua i Stíl Chicago (17ú heag.)Schuyler, George S. "Madam C. J. Walker: Pioneer Big Business Woman of America / George S. Schuyler." American Essays - Afro-american Authors.(1992) .
Lua MLA (8ú heag.)Schuyler, George S. "Madam C. J. Walker: Pioneer Big Business Woman of America / George S. Schuyler." American Essays - Afro-american Authors.(1992), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.