Robertson, J. A., Blair, E. H., & Bourne, E. G. (2008). The Philippine Islands, 1493-1898 Explorations by early navigators, descriptions of the islands and their peoples, their history and records of the Catholic missions, as related in contemporaneous books and manuscripts, showing the political, e. Project Gutenberg.
Chicago Style (17th ed.) CitationRobertson, James Alexander, Emma Helen Blair, and Edward Gaylord Bourne. The Philippine Islands, 1493-1898 Explorations by Early Navigators, Descriptions of the Islands and Their Peoples, Their History and Records of the Catholic Missions, as Related in Contemporaneous Books and Manuscripts, Showing the Political, E. Project Gutenberg, 2008.
MLA (9th ed.) CitationRobertson, James Alexander, et al. The Philippine Islands, 1493-1898 Explorations by Early Navigators, Descriptions of the Islands and Their Peoples, Their History and Records of the Catholic Missions, as Related in Contemporaneous Books and Manuscripts, Showing the Political, E. Project Gutenberg, 2008.