Manila. Observatorio, U.S. Coast and Geodetic Survey, iGLibrary (online resource), & Algue, J. (1900). Atlas of the Philippine Islands, Special Publication No. 3. Govt. Print. Off.
芝加哥风格引文Manila. Observatorio, U.S. Coast and Geodetic Survey, iGLibrary (online resource), 与 Jose Algue. Atlas of the Philippine Islands, Special Publication No. 3. Washington: Govt. Print. Off, 1900.
MLA引文Manila. Observatorio, et al. Atlas of the Philippine Islands, Special Publication No. 3. Govt. Print. Off, 1900.
警告:这些引文格式不一定是100%准确.