Allen, O. E. (1982). Secrets of a good digestion. Library of Health.
Lua i Stíl Chicago (17ú heag.)Allen, Oliver E. Secrets of a Good Digestion. Alexandria, Va: Library of Health, 1982.
Lua MLA (9ú heag.)Allen, Oliver E. Secrets of a Good Digestion. Library of Health, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.