Não informado. (1951). Mechanical Engineering Report. National Research Council, Division of Mechanical Engineering.
Čikaški stil citiranja (17. izdanje)Não informado. Mechanical Engineering Report. Ottawa: National Research Council, Division of Mechanical Engineering, 1951.
MLA način citiranja (8. izdanje)Não informado. Mechanical Engineering Report. National Research Council, Division of Mechanical Engineering, 1951.
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