@book{oai:ir.ide.go.jp:00027210, author = {M.S.delos, Angeles and M, E C Bennagen}, month = {}, note = {711.3/A56, application/pdf, ASE002100_006}, publisher = {Institute of Developing Economies}, title = {Chapter IV. Sustaining Resource Use in the Philippine Uplands: Issues in Community-Based Environmental Management}, year = {1993} }