Cita APA (7th ed.)

Douglass, F., Foner, P. S., & Taylor, Y. (1999). Frederick Douglass: Selected speeches and writings. Lawrence Hill Books.

Cita Chicago (17th ed.)

Douglass, Frederick, Philip Sheldon Foner, i Yuval Taylor. Frederick Douglass: Selected Speeches and Writings. Chicago: Lawrence Hill Books, 1999.

Cita MLA (9th ed.)

Douglass, Frederick, et al. Frederick Douglass: Selected Speeches and Writings. Lawrence Hill Books, 1999.