(1935). World problem series. Eddy and Page.
芝加哥风格引文World Problem Series. New York, NY: Eddy and Page, 1935.
MLA引文World Problem Series. Eddy and Page, 1935.
警告:这些引文格式不一定是100%准确.
(1935). World problem series. Eddy and Page.
芝加哥风格引文World Problem Series. New York, NY: Eddy and Page, 1935.
MLA引文World Problem Series. Eddy and Page, 1935.