The design and application of a manual sealogram method for spatial analysis in the Bicol IAD area - Ragragio, Junio M. 1951- (1981)
Thesis (M.U.R.P.)--University of the Philippines, Diliman.
Typescript.
Vita.
Keywords: Regional planning -- Philippines -- Bicol Region; Land use -- Planning -- Philippines -- Bicol region; Rural development -- Philippines -- Bicol Region