Cita APA (7th ed.)

Shannon, T. A. (1983). What are they saying about peace and war? Paulist Press.

Cita Chicago (17th ed.)

Shannon, Thomas A. What Are They Saying About Peace and War? New York: Paulist Press, 1983.

Cita MLA (9th ed.)

Shannon, Thomas A. What Are They Saying About Peace and War? Paulist Press, 1983.