Rufner, G. G. (1964). Encyclopedia of associations. Gale Research.
芝加哥风格引文Rufner, George G. Encyclopedia of Associations. Detroit, MI: Gale Research, 1964.
MLA引文Rufner, George G. Encyclopedia of Associations. Gale Research, 1964.
警告：这些引文格式不一定是100％准确.