Harrison, R. (1973). Warfare. Burgess Pub. Co.
Cita Chicago (17th ed.)Harrison, Robert. Warfare. Minneapolis, Minn.: Burgess Pub. Co, 1973.
Cita MLA (8th ed.)Harrison, Robert. Warfare. Burgess Pub. Co, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.