Não informado. (1946). Mechanical Engineering Report. National Research Council, Division of Mechanical Engineering.
Citação do estilo Chicago (17ª ed.)Não informado. Mechanical Engineering Report. Ottawa: National Research Council, Division of Mechanical Engineering, 1946.
Citação MLA (8ª ed.)Não informado. Mechanical Engineering Report. National Research Council, Division of Mechanical Engineering, 1946.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.