Little, R. L., & Little, S. B. (1979). The basic book of metalworking. American Technical Society.
Cita Chicago (17th ed.)Little, Richard L., i Sherry B. Little. The Basic Book of Metalworking. Chicago: American Technical Society, 1979.
Cita MLA (9th ed.)Little, Richard L., i Sherry B. Little. The Basic Book of Metalworking. American Technical Society, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.