MARC 主機 00000nam  2200000 a 4500 
001    econ11862075 
008    940225d1965    mau             0   eng d 
100 10 Friedlander, Stanley L. 
245 10 Labor migration and economic growth :|ba case study of 
       Puerto Rico /|cStanley L. Friedlander 
260 0  Cambridge, Mass. :|bM.I.T. Press,|cc1965 
300    ix, 181 p. ;|c24 cm 
440  0 M.I.T. monographs in economics 
504    Bibliography : p. 173-178 
650  0 Labor supply|xPuerto Rico 
651  0 Puerto Rico|xEmigration and immigration 
651  0 Puerto Rico|xEconomic conditions