United States. Federal Board for Vocational Education. (1920). Labor audit: Method of industrial investigation. GPO.
Chicago Style (17th ed.) CitationUnited States. Federal Board for Vocational Education. Labor Audit: Method of Industrial Investigation. [Washington]: GPO, 1920.
MLA (9th ed.) CitationUnited States. Federal Board for Vocational Education. Labor Audit: Method of Industrial Investigation. GPO, 1920.
Warning: These citations may not always be 100% accurate.