Ellis, H. T., London, R. N., & Smith, E. (1975). Hong Kong to Manilla and the lakes of Luzon, in the Philippine Isles, in the year 1856. University of the Philippines Library.

Ellis, Henry Thomas, R. N. London, and Elder Smith. Hong Kong to Manilla and the Lakes of Luzon, in the Philippine Isles, in the Year 1856. Quezon City: University of the Philippines Library, 1975.

Ellis, Henry Thomas, et al. Hong Kong to Manilla and the Lakes of Luzon, in the Philippine Isles, in the Year 1856. University of the Philippines Library, 1975.