Cita APA (7a ed.)

Hanigan, J. P., King, M. L., & King, M. L. (1984). Martin Luther King, Jr. and the foundations of nonviolence. University Press of America.

Cita Chicago Style (17a ed.)

Hanigan, James P., Martin Luther King, y Martin Luther King. Martin Luther King, Jr. and the Foundations of Nonviolence. Lanham, MD: University Press of America, 1984.

Cita MLA (8a ed.)

Hanigan, James P., et al. Martin Luther King, Jr. and the Foundations of Nonviolence. University Press of America, 1984.