Não informado. (1932). The Tool Engineer. American Society of Tool and Manufacturing Engineers.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. The Tool Engineer. Dearborn, Mich: American Society of Tool and Manufacturing Engineers, 1932.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. The Tool Engineer. American Society of Tool and Manufacturing Engineers, 1932.
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