| Type |  Book |
| ชื่อเรื่อง | Upland Philippine communities : securing cultural and environmental stability / team coordinator and editor: Peter Walpole ... [et al.] |
| พิมพลักษณ์ | Quezon City : Environmental Research Division Manila Observatory, 1994 |
| รูปเล่ม | iv, 48 p. : ill., maps |
| หัวเรื่อง | Environmental protection --Phillippines [] |
| | Land use --Phillippines [] |
| | Natural resources, Communal --Phillippines [] |
| | Natural resources --Environmental aspects --Philippines [] |