APA引文

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

Chicago Style (17th ed.) Citation

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

MLA引文

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