Administration of child labor laws.
APA Citation
United States. Children's Bureau., Merritt, E. Arvilla., Bird, F. H. (Francis Henry)., Hanks, E. E. (Ethel Edna)., Sumner, H. L. (Helen Laura). Administration of child labor laws. [Washington, D.C. ]: U.S. Department of Labor, Children's Bureau.
MLA Citation
Sumner, H. L. (Helen Laura), et al.. Administration of Child Labor Laws. [Washington, D.C. ]: U.S. Department of Labor, Children's Bureau,
Warning: These citations may not always be complete (especially for serials).