TY - BOOK AU - INTERNATIONAL LABOUR TI - Maintenance of migrant workers' rights in social security (revision of convention no. 48): fourth item on the agenda SN - 9221027937 (pbk. : v. 1) : U1 - 331,54 4 PY - 1982/// CY - Geneva PB - International Labour Office KW - Social security (International law) KW - Migrant labor ER -