APA (7th ed.) Citation

Horowitz, R., & Belasco, W. J. (2009). Food chains: From farmyard to shopping cart. University of Pennsylvania Press.

Chicago Style (17th ed.) Citation

Horowitz, Roger, and Warren James Belasco. Food Chains: From Farmyard to Shopping Cart. Philadelphia: University of Pennsylvania Press, 2009.

MLA (9th ed.) Citation

Horowitz, Roger, and Warren James Belasco. Food Chains: From Farmyard to Shopping Cart. University of Pennsylvania Press, 2009.