Richards, J. W. (1906). Metallurgical calculations. McGraw-Hill.
Chicago Style aipamenaRichards, Joseph William. Metallurgical Calculations. New York: McGraw-Hill, 1906.
MLA aipamenaRichards, Joseph William. Metallurgical Calculations. McGraw-Hill, 1906.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.