APA (7e ed.) Bronvermelding

Keegan, J. (1981). The Nature War. Holt, Rinehart and Winston.

Chicago (17e ed.) Bronvermelding

Keegan, John. The Nature War. New York: Holt, Rinehart and Winston, 1981.

MLA (9e ed.) Bronvermelding

Keegan, John. The Nature War. Holt, Rinehart and Winston, 1981.