Akers, K. (1983). A vegetarian sourcebook. Vegetarian Press.
Lua i Stíl Chicago (17ú heag.)Akers, Keith. A Vegetarian Sourcebook. Vegetarian Press, 1983.
Lua MLA (9ú heag.)Akers, Keith. A Vegetarian Sourcebook. Vegetarian Press, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.