Cita APA (7a ed.)

Aptheker, H. (1970). The urgency of Marxist-Christian dialogue (1st Harper Colophon ed.). Harper Colophon Books.

Cita Chicago Style (17a ed.)

Aptheker, Herbert. The Urgency of Marxist-Christian Dialogue. 1st Harper Colophon ed. New York: Harper Colophon Books, 1970.

Cita MLA (8a ed.)

Aptheker, Herbert. The Urgency of Marxist-Christian Dialogue. 1st Harper Colophon ed. Harper Colophon Books, 1970.