Institute of Electrical and Electronics Engineers, Professional Technical Group on Product Engineering and Production. (1963). IEEE Transactions on Product Engineering and Production. Institute of Electrical and Electronics Engineers.
Lua i Stíl Chicago (17ú heag.)Institute of Electrical and Electronics Engineers, Professional Technical Group on Product Engineering and Production. IEEE Transactions on Product Engineering and Production. New York: Institute of Electrical and Electronics Engineers, 1963.
Lua MLA (8ú heag.)Institute of Electrical and Electronics Engineers, Professional Technical Group on Product Engineering and Production. IEEE Transactions on Product Engineering and Production. Institute of Electrical and Electronics Engineers, 1963.
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