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- [5] THE BETTERMENT OF THE CONDITIONS OF WORKING WOMEN ANNALS OF THE AMERICAN ACADEMY OF POLITICAL AND SOCIAL SCIENCE, 1906, 27 (03): : 613 - 623
- [7] CARCINOGENIC WORKING-CONDITIONS PONTE-RIVISTA MENSILE DI POLITICA E LETTERATURA, 1977, 33 (8-9): : 839 - 842
- [8] THE TREND IN WORKING-CONDITIONS REVUE FRANCAISE DE SCIENCE POLITIQUE, 1981, 31 (01): : 211 - 226