Hammond (C.S.) and Company. (1954). Ambassador world atlas. [s.n.].
芝加哥风格引文Hammond (C.S.) and Company. Ambassador World Atlas. Maplewood, N.J: [s.n.], 1954.
MLA引文Hammond (C.S.) and Company. Ambassador World Atlas. [s.n.], 1954.
警告：这些引文格式不一定是100％准确.