Lincoln Electric Company. (1961). How to read shop drawing: With special reference to welding and welding symbols.
Citace podle Chicago (17th ed.)Lincoln Electric Company. How to Read Shop Drawing: With Special Reference to Welding and Welding Symbols. Cleveland, 1961.
Citace podle MLA (9th ed.)Lincoln Electric Company. How to Read Shop Drawing: With Special Reference to Welding and Welding Symbols. 1961.
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