Cita APA (7a ed.)

Pepper, D., & Jenkins, A. (1985). The geography of peace and war. Blackwell.

Cita Chicago Style (17a ed.)

Pepper, David, y Alan Jenkins. The Geography of Peace and War. Oxford [etc.]: Blackwell, 1985.

Cita MLA (9a ed.)

Pepper, David, y Alan Jenkins. The Geography of Peace and War. Blackwell, 1985.