00489nam a2200145Ia 4500 0000016536 20251012174749.0 991130s1982 sz 000 0 eng c 9221029344 C67.1 International labour conventions and recommendations 1919-1981 arranged by subject-matter International Labour Organisation Geneva International Labour Office 1982 1167 p. 23 cm. Labour laws and legislation 10278 10278