Timken Company. (1983). Practical data for metallurgists (10a. ed.). The Timken Company.
Chicago Style (17th ed.) ZitazioaTimken Company. Practical Data for Metallurgists. 10a. ed. Akron: The Timken Company, 1983.
MLA (9th ed.) ZitazioaTimken Company. Practical Data for Metallurgists. 10a. ed. The Timken Company, 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.