Singer, P., & Mason, J. (2006). The ethics of what we eat: Why our food choices matter. Rodale.
Lua i Stíl Chicago (17ú heag.)Singer, Peter, agus Jim Mason. The Ethics of What We Eat: Why Our Food Choices Matter. New York: Rodale, 2006.
Lua MLA (9ú heag.)Singer, Peter, agus Jim Mason. The Ethics of What We Eat: Why Our Food Choices Matter. Rodale, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.