Plumley, S. (1939). Oxy-acetylene and arc welding: A course of instruction (3d ed.). University printing company.
Chicago Style aipamenaPlumley, Stuart. Oxy-acetylene and Arc Welding: A Course of Instruction. 3d ed. Minneapolis, Minn.,: University printing company, 1939.
MLA aipamenaPlumley, Stuart. Oxy-acetylene and Arc Welding: A Course of Instruction. 3d ed. University printing company, 1939.
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