Keffer, R., & McNeil, C. (1928). Methods in non-ferrous metallurgical analysis (1a. ed.). McGraw-Hill Book Company Inc.
Chicago-viite (17. p.)Keffer, Robert, ja Charles McNeil. Methods in Non-ferrous Metallurgical Analysis. 1a. ed. Nueva York: McGraw-Hill Book Company Inc, 1928.
MLA-viite (9. p.)Keffer, Robert, ja Charles McNeil. Methods in Non-ferrous Metallurgical Analysis. 1a. ed. McGraw-Hill Book Company Inc, 1928.
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