Cita APA (7a ed.)

Munro, D., & Day, A. J. (1990). A World record of major conflict areas. Arnold.

Cita Chicago Style (17a ed.)

Munro, David, y Alan J. Day. A World Record of Major Conflict Areas. London [etc.]: Arnold, 1990.

Cita MLA (9a ed.)

Munro, David, y Alan J. Day. A World Record of Major Conflict Areas. Arnold, 1990.