(2008). Specification for Welding Procedure and Performance Qualification. American: Ametican Welding Society.
シカゴスタイル引用形Specification for Welding Procedure and Performance Qualification. American: Ametican Welding Society, 2008.
MLA引用形式Specification for Welding Procedure and Performance Qualification. American: Ametican Welding Society, 2008.
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