APA (7th ed.) Citation

Adams, W. E., & Barlow, R. B. (1968). The Western world. Harper & Row.

Chicago Style (17th ed.) Citation

Adams, Wallace E., and Richard B. Barlow. The Western World. New York: Harper & Row, 1968.

MLA (9th ed.) Citation

Adams, Wallace E., and Richard B. Barlow. The Western World. Harper & Row, 1968.