Allegheny Ludlum Steel Corporation. (1951). Tool steel handbook. Allegheny Ludlum Steel Corporation.
Chicago Style (17th ed.) CitationAllegheny Ludlum Steel Corporation. Tool Steel Handbook. Pittsburgh: Allegheny Ludlum Steel Corporation, 1951.
MLA (9th ed.) CitationAllegheny Ludlum Steel Corporation. Tool Steel Handbook. Allegheny Ludlum Steel Corporation, 1951.
Warning: These citations may not always be 100% accurate.