Cita APA

COOK, C., & KILLINGRAY, D. (1991). African political facts since 1945. Facts on File.

Citación estilo Chicago

COOK, Chris, and David KILLINGRAY. African Political Facts Since 1945. New York: Facts on File, 1991.

Cita MLA

COOK, Chris, and David KILLINGRAY. African Political Facts Since 1945. Facts on File, 1991.