APA (7th ed.) Citation

Wilkinson, P., & Ingpen, R. (2005). Food and farming: Feeding an expanding world. Chrysalis childrens books..

Chicago Style (17th ed.) Citation

Wilkinson, Philip, and Robert Ingpen. Food and Farming: Feeding an Expanding World. London: Chrysalis childrens books., 2005.

MLA (9th ed.) Citation

Wilkinson, Philip, and Robert Ingpen. Food and Farming: Feeding an Expanding World. Chrysalis childrens books., 2005.