APA

Waltz Kenneth, . (2001). Man, the state war. New York: Columbia University Press.

Chicago

Waltz Kenneth, . 2001. Man, the state war. New York: Columbia University Press.

Harvard

Waltz Kenneth, . (2001). Man, the state war. New York: Columbia University Press.

MLA

Waltz Kenneth, . Man, the state war. New York: Columbia University Press. 2001.