Não informado. (1932). The Tool Engineer. American Society of Tool and Manufacturing Engineers.
Citação do estilo Chicago (17ª ed.)Não informado. The Tool Engineer. Dearborn, Mich: American Society of Tool and Manufacturing Engineers, 1932.
Citação MLA (8ª ed.)Não informado. The Tool Engineer. American Society of Tool and Manufacturing Engineers, 1932.
警告：這些引文格式不一定是100％准確.