Campbell, P. E., & MacNickle, M. D. (1962). Voyages in English. Bookmark.
芝加哥风格引文Campbell, Paul Edward, 与 Mary Donatus MacNickle. Voyages in English. Manila: Bookmark, 1962.
MLA引文Campbell, Paul Edward, 与 Mary Donatus MacNickle. Voyages in English. Bookmark, 1962.
警告：这些引文格式不一定是100％准确.