Rand McNally and Company. (1949). Rand McNally-Cosmopolitan world atlas. [s.n.].
芝加哥风格引文Rand McNally and Company. Rand McNally-Cosmopolitan World Atlas. Chicago: [s.n.], 1949.
MLA引文Rand McNally and Company. Rand McNally-Cosmopolitan World Atlas. [s.n.], 1949.
警告：这些引文格式不一定是100％准确.