000 00334nam a2200133Ia 4500
008 210901s1969 xx 000 0 eng d
082 _a331.1 SAM
100 _aCho, Y.S.
245 0 _aDisguised unemployment in underdeveloped areas
260 _aLondon
_bSouth Korean
_c1969
300 _a163
650 _aEconomics
942 _2ddc
_cBK
999 _c4919
_d4919