Dyfyniad APA

Allen, O. E. (1982). Secrets of a good digestion. Library of Health.

Dyfyniad Arddull Chicago

Allen, Oliver E. Secrets of a Good Digestion. Alexandria, Va: Library of Health, 1982.

Dyfyniad MLA

Allen, Oliver E. Secrets of a Good Digestion. Library of Health, 1982.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.