Philippine Islands : northeast coast of Salmar : Catarman to Oras Bay

Chicago citation style
United States Hydrographic Office. Philippine Islands : northeast coast of Salmar : Catarman to Oras Bay. 1958-07-21. Retrieved from the Digital Public Library of America, https://library.ucsd.edu/dc/object/bb12639958. (Accessed December 17, 2018.)
APA citation style
United States Hydrographic Office, (1958-07-21) Philippine Islands : northeast coast of Salmar : Catarman to Oras Bay. Retrieved from the Digital Public Library of America, https://library.ucsd.edu/dc/object/bb12639958
MLA citation style
United States Hydrographic Office. Retrieved from the Digital Public Library of America <https://library.ucsd.edu/dc/object/bb12639958>.
Note: These citations are programmatically generated and may be incomplete.