APA (7th ed.) Citation

Oppenheim, A. L., Arensberg, С. M., & Polanyi, K. (1957). A Bird’s-Eye View of Mesopotamian Economic History.

Chicago Style (17th ed.) Citation

Oppenheim, A. L., С. M. Arensberg, and K. Polanyi. A Bird’s-Eye View of Mesopotamian Economic History. Chicago, 1957.

MLA (8th ed.) Citation

Oppenheim, A. L., et al. A Bird’s-Eye View of Mesopotamian Economic History. 1957.