00382pab a2200121 454500008004000000100002400040245010000064260000900164300001000173362000900183650003600192773003200228180718b1986   xxu||||| |||| 00| 0 eng d  aUmali, Cesar B, Jr.  aRural - rural interaction modelbA model for regional planning in dualistic economies in crisis  c1986  a39-52  aOct.  aRegional Planning - Philippines  aPhilippine Planning Journal