United States. Department of State. (1921). General map of China and adjacent regions, showing treaty ports and railways. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Department of State. General Map of China and Adjacent Regions, Showing Treaty Ports and Railways. [Place of publication not identified]: [publisher not identified], 1921.
MLA (9th ed.) CitationUnited States. Department of State. General Map of China and Adjacent Regions, Showing Treaty Ports and Railways. [publisher not identified], 1921.
Warning: These citations may not always be 100% accurate.