British Guiana. Labour Division Bezüge im Wissensnetz Verfasst (1) DNB-Titeldaten Annual report of the Labour Division of the Ministry of Labour and Social Security Creator (1) DNB-Titeldaten Annual report of the Labour Division of the Ministry of Labour and Social Security Administrative Überordnung der Körperschaft (1) GND-Körperschaften British Guiana. Ministry of Labour and Social Security