004730000a22001210004500003000900000005001700009110011100026245006000137264007100197300000800268041000800276650006700284PH-MaWHO20241108112113.0  aMAB Inter-Bureau Mobile Seminar on ecological Research Inputs in Land Resource Management (1976 : Manila).  aProceedings [of the] Seminar, Manila, 28 February 1976.  a[Manila] : bUnesco National Commission of the Philippines,c1975.  a1v.  aeng  aNatural resourcesxOrganization and administrationxCongresses