Philip L. Skousen. (2004). Valve handbook second edition. Usa: Mc Grae Hill.
Chicago Style CitationPhilip L. Skousen. Valve Handbook Second Edition. Usa: Mc Grae Hill, 2004.
MLA CitationPhilip L. Skousen. Valve Handbook Second Edition. Usa: Mc Grae Hill, 2004.
Warning: These citations may not always be 100% accurate.