Não informado. (1939). Supervision: The magazine of industrial relations and operating management. National Association of Foremen.
Chicago Style (17th ed.) CitationNão informado. Supervision: The Magazine of Industrial Relations and Operating Management. Burlington, Vt: National Association of Foremen, 1939.
MLA (8th ed.) CitationNão informado. Supervision: The Magazine of Industrial Relations and Operating Management. National Association of Foremen, 1939.
Warning: These citations may not always be 100% accurate.