Cummiungs, Francis Harry, 1947 Migration and regional development : implications for planning in Indonesia, Thailand and the Philippines / Francis Harry Cummings. - 3 microfilm reels : positive ; 35 mm. Thesis (Ph.D.) - Clark University, 1975 Subjects--Topical Terms: Migration, Internal--Thailand.Migration, Internal--Philippines. Subjects--Geographic Terms: Thailand--Migration, InternalPhilippines--Migration, Internal