APA (7th ed.) Citation

Keegan, J. (1996). Fields of battle: The wars for North America (1st American ed.). A.A. Knopf.

Chicago Style (17th ed.) Citation

Keegan, John. Fields of Battle: The Wars for North America. 1st American ed. New York: A.A. Knopf, 1996.

MLA (9th ed.) Citation

Keegan, John. Fields of Battle: The Wars for North America. 1st American ed. A.A. Knopf, 1996.