Allen, O. E. (1982). Secrets of a good digestion. Library of Health.
芝加哥风格引文Allen, Oliver E. Secrets of a Good Digestion. Alexandria, Va: Library of Health, 1982.
MLA引文Allen, Oliver E. Secrets of a Good Digestion. Library of Health, 1982.
警告：这些引文格式不一定是100％准确.