Jeffus, L. F., Johnson, H. V., & Lesnewich, A. (1988). Welding: Principles and applications (2nd ed.). Albany, NY.: Delmar Publishers.
Παραπομπή Chicago StyleJeffus, Larry F., Harold V. Johnson, and Al Lesnewich. Welding: Principles and Applications. 2nd ed. Albany, NY.: Delmar Publishers, 1988.
Παραπομπή MLAJeffus, Larry F., Harold V. Johnson, and Al Lesnewich. Welding: Principles and Applications. 2nd ed. Albany, NY.: Delmar Publishers, 1988.
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