Frier, W. T. (1952). Elementary Metallurgy (2a. ed.). McGraw-Hill Book Company.
Cita Chicago (17th ed.)Frier, W. T. Elementary Metallurgy. 2a. ed. Nueva York: McGraw-Hill Book Company, 1952.
Cita MLA (9th ed.)Frier, W. T. Elementary Metallurgy. 2a. ed. McGraw-Hill Book Company, 1952.
Atenció: Aquestes cites poden no estar 100% correctes.