Cita APA (7th ed.)

Mayfield, J. The numbers writer: A portrait / Julian Mayfield. American essays - Afro-american authors.(1992).

Cita Chicago (17th ed.)

Mayfield, Julian. "The Numbers Writer: A Portrait / Julian Mayfield." American Essays - Afro-american Authors.(1992) .

Cita MLA (8th ed.)

Mayfield, Julian. "The Numbers Writer: A Portrait / Julian Mayfield." American Essays - Afro-american Authors.(1992), .