Asia : China : Tsingtao Harbor

Chicago citation style
United States Hydrographic Office. Asia : China : Tsingtao Harbor. 1936-02-01. Retrieved from the Digital Public Library of America, https://library.ucsd.edu/dc/object/bb7509779k. (Accessed December 12, 2018.)
APA citation style
United States Hydrographic Office, (1936-02-01) Asia : China : Tsingtao Harbor. Retrieved from the Digital Public Library of America, https://library.ucsd.edu/dc/object/bb7509779k
MLA citation style
United States Hydrographic Office. Retrieved from the Digital Public Library of America <https://library.ucsd.edu/dc/object/bb7509779k>.
Note: These citations are programmatically generated and may be incomplete.