Jeffus, L. F. (1992). Welding: Principles and applications (3rd ed.). Delmar.
Chicago Style (17th ed.) CitationJeffus, Larry F. Welding: Principles and Applications. 3rd ed. Albany, N.Y: Delmar, 1992.
ציטוט MLAJeffus, Larry F. Welding: Principles and Applications. 3rd ed. Delmar, 1992.
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