International Union of Operating Engineers. (1956). The International operating engineer. International Union of Operating Engineers.
Chicago Style (17th ed.) CitationInternational Union of Operating Engineers. The International Operating Engineer. Washington, D.C.: International Union of Operating Engineers, 1956.
MLA (9th ed.) CitationInternational Union of Operating Engineers. The International Operating Engineer. International Union of Operating Engineers, 1956.
Warning: These citations may not always be 100% accurate.