Zachariah, K C. Keralas gulf connection,1998-2011 economic and social impact of migration / By K.C Zachariah. - 1st Ed. - New Delhi : Orient Blackswan, 2011, 2012. - 261p. ; 00 cm. Subjects--Topical Terms: ECONOMICS. Dewey Class. No.: 331.620 / ZAC