Lecture-Series on the Philippine Environment in the 21st century Issues and concerns. - Emmanuel, Jorge A.; Gatmaytan, Gus B.; Kalaw Jr., Maximo T.; Leonen, Marvic F.; Luna ,Maria Paz G.; Paredes, Jim J. (Diliman, Q.C. UP Law Center, Institute of International Legal Studies, 1993)
Keywords: Natural resource; Environment