United States. Federal Board for Vocational Education. (1920). Compulsory part-time school attendance laws. GPO.
Chicago Style (17th ed.) CitationUnited States. Federal Board for Vocational Education. Compulsory Part-time School Attendance Laws. [Washington]: GPO, 1920.
MLA (9th ed.) CitationUnited States. Federal Board for Vocational Education. Compulsory Part-time School Attendance Laws. GPO, 1920.
Warning: These citations may not always be 100% accurate.