Lotilla, R. P. M. (1995). The Philippine national territory: A collection of related documents. Institute of International Legal Studies, University of the Philippines Law Center and Foreign Service Institute, Department of Foreign Affairs.
Chicago-viite (17. p.)Lotilla, Raphael Perpetuo M. The Philippine National Territory: A Collection of Related Documents. Quezon City: Institute of International Legal Studies, University of the Philippines Law Center and Foreign Service Institute, Department of Foreign Affairs, 1995.
MLA-viite (9. p.)Lotilla, Raphael Perpetuo M. The Philippine National Territory: A Collection of Related Documents. Institute of International Legal Studies, University of the Philippines Law Center and Foreign Service Institute, Department of Foreign Affairs, 1995.