MLA

Office, United States. Hydrographic. The Coasts of the Hwang Hai or Yellow Sea and Gulf of Pechili [Cartographic Material] : Compiled from the Latest Information. Hydrographic Office, Bureau of Navigation, Dept. of the Navy, 1894. https://collections.library.yale.edu/catalog/15509726.

APA, 6th edition

Office, U. S. H. (1894). The coasts of the Hwang Hai or Yellow Sea and Gulf of Pechili [cartographic material] : compiled from the latest information. [Maps]. Hydrographic Office, Bureau of Navigation, Dept. of the Navy, https://collections.library.yale.edu/catalog/15509726.