APA (7th ed.) Citation

Ralph, J. R. J. (1993). Northern protest: Martin Luther King, Jr., Chicago, and the civil rights movement. Harvard Univ. Press.

Chicago Style (17th ed.) Citation

Ralph, James R. Jr. Northern Protest: Martin Luther King, Jr., Chicago, and the Civil Rights Movement. Cambridge, Mass. [u.a.]: Harvard Univ. Press, 1993.

MLA (9th ed.) Citation

Ralph, James R. Jr. Northern Protest: Martin Luther King, Jr., Chicago, and the Civil Rights Movement. Harvard Univ. Press, 1993.