Areal differentiation and the urbanization process in lowland Luzon. - Smith, Peter Colin, 1943- (Chicago The University of Chicago, 1970)
Thesis (Ph. D.)--University of Chicago. Photocopy of typescript. Chicago, University of Chicago Library, Department of Photoduplication, 1974. Thesis no. T22200
Keywords: Luzon--Social conditions; Urbanization--Philippines--Luzon.