Oberg, E., & Jones, F. D. (1946). Machinery's Handbook for machine shop and drafting-room: A reference book on machine design and shop practice for the mechanical engineer, draftsman, toolmaker and machinist (13th ed.). The Industrial press; The Machinery publishing co., ltd..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Oberg, Erik, و Franklin Day Jones. Machinery's Handbook for Machine Shop and Drafting-room: A Reference Book on Machine Design and Shop Practice for the Mechanical Engineer, Draftsman, Toolmaker and Machinist. 13th ed. New York, Brighton [Eng.]: The Industrial press; The Machinery publishing co., ltd., 1946.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Oberg, Erik, و Franklin Day Jones. Machinery's Handbook for Machine Shop and Drafting-room: A Reference Book on Machine Design and Shop Practice for the Mechanical Engineer, Draftsman, Toolmaker and Machinist. 13th ed. The Industrial press; The Machinery publishing co., ltd., 1946.