APA (7th ed.) Citation

Riley. (1991). Major political events in South Africa, 1948-1990. Facts On File.

Chicago Style (17th ed.) Citation

Riley. Major Political Events in South Africa, 1948-1990. New York: Facts On File, 1991.

MLA (9th ed.) Citation

Riley. Major Political Events in South Africa, 1948-1990. Facts On File, 1991.

Warning: These citations may not always be 100% accurate.