Goldmark, J. C. (1970). Child labor legislation: Schedules of existing statutes and the standard child labor law, embodying the best provisions of the most effective measures now in force; handbook 1907. The annals of the American Academy of Political and Social Science / Supplement.
Chicago-Zitierstil (17. Ausg.)Goldmark, Josephine Clara. "Child Labor Legislation: Schedules of Existing Statutes and the Standard Child Labor Law, Embodying the Best Provisions of the Most Effective Measures Now in Force; Handbook 1907." The Annals of the American Academy of Political and Social Science / Supplement 1970.
MLA-Zitierstil (8. Ausg.)Goldmark, Josephine Clara. "Child Labor Legislation: Schedules of Existing Statutes and the Standard Child Labor Law, Embodying the Best Provisions of the Most Effective Measures Now in Force; Handbook 1907." The Annals of the American Academy of Political and Social Science / Supplement, 1970.