APA (7th ed.) Citation

Ember, M., & Ember, C. R. (2001). Countries and their cultures. Macmillan Reference USA.

Chicago Style (17th ed.) Citation

Ember, Melvin, and Carol R. Ember. Countries and Their Cultures. New York: Macmillan Reference USA, 2001.

MLA (9th ed.) Citation

Ember, Melvin, and Carol R. Ember. Countries and Their Cultures. Macmillan Reference USA, 2001.