Citazione Stile APA (7a Edizione)

Schuyler, G. S. Madam C. J. Walker: Pioneer big business woman of America / George S. Schuyler. American essays - Afro-american authors.(1992).

Citazione stile Chigago Style (17a edizione)

Schuyler, George S. "Madam C. J. Walker: Pioneer Big Business Woman of America / George S. Schuyler." American Essays - Afro-american Authors.(1992) .

Citatione MLA (8a ed.)

Schuyler, George S. "Madam C. J. Walker: Pioneer Big Business Woman of America / George S. Schuyler." American Essays - Afro-american Authors.(1992), .