APA-čujuhus (7. p.)
ebrary, Inc, Belasco, W. J., & Horowitz, R. (2009). Food chains: From farmyard to shopping cart. University of Pennsylvania Press.
Chicago-čujuhus (17. p.)
ebrary, Inc, Warren James Belasco, juo Roger Horowitz. Food Chains: From Farmyard to Shopping Cart. Philadelphia: University of Pennsylvania Press, 2009.
MLA-čujuhus (9. p.)
ebrary, Inc, et al. Food Chains: From Farmyard to Shopping Cart. University of Pennsylvania Press, 2009.
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