APA (7th ed.) Citation

Clausewitz, C. v., Graham, J. J., & Maude, F. N. (1956). On war (New & rev. ed. 6th impression.). Routledge & Kegan Paul.

Chicago Style (17th ed.) Citation

Clausewitz, Carl von, J. J. Graham, and F. N. Maude. On War. New & rev. ed. 6th impression. London: Routledge & Kegan Paul, 1956.

MLA (8th ed.) Citation

Clausewitz, Carl von, et al. On War. New & rev. ed. 6th impression. Routledge & Kegan Paul, 1956.