Cita APA (7a ed.)

Kaunda, K. D., & Morris, C. M. (1980). The riddle of violence. Harper & Row.

Cita Chicago Style (17a ed.)

Kaunda, Kenneth D., y Colin M. Morris. The Riddle of Violence. Cambridge [u.a.]: Harper & Row, 1980.

Cita MLA (9a ed.)

Kaunda, Kenneth D., y Colin M. Morris. The Riddle of Violence. Harper & Row, 1980.