APA (7th ed.) Citation

Ridgwell, J., & Ridgway, J. (1986). Food around the world. Oxford University Press.

Chicago Style (17th ed.) Citation

Ridgwell, Jenny, and Judy Ridgway. Food Around the World. Oxford: Oxford University Press, 1986.

MLA (9th ed.) Citation

Ridgwell, Jenny, and Judy Ridgway. Food Around the World. Oxford University Press, 1986.