International Organization for Standardization. Qualification testing of welders - fusion welding: Part 1: steels (Second edition.).
Chicago Style (17th ed.) CitationInternational Organization for Standardization. Qualification Testing of Welders - Fusion Welding: Part 1: Steels. Second edition. Suiza.
MLA (9th ed.) CitationInternational Organization for Standardization. Qualification Testing of Welders - Fusion Welding: Part 1: Steels. Second edition.
Warning: These citations may not always be 100% accurate.