Não informado. (1963). Welding in the world. International Institute of Welding.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Welding in the World. London: International Institute of Welding, 1963.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Welding in the World. International Institute of Welding, 1963.
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