TY - BOOK AU - Datta,Amita TI - International Migration, Trade and real income: a case study of Ceylon, 1920-38 U1 - 382.065489 PY - 1973/// CY - Calcutta PB - The world press KW - Commerce KW - History KW - Foreign trade KW - Emigration and immigration N1 - Includes bibiliogrphy : p. 163-171 ER -