(2008). Specification for Welding Procedure and Performance Qualification. American: Ametican Welding Society.
Chicago Style CitationSpecification for Welding Procedure and Performance Qualification. American: Ametican Welding Society, 2008.
MLA CitationSpecification for Welding Procedure and Performance Qualification. American: Ametican Welding Society, 2008.
Warning: These citations may not always be 100% accurate.