Lua APA (7ú heag.)

Richards, J. W. (1906). Metallurgical calculations. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Richards, Joseph William. Metallurgical Calculations. New York: McGraw-Hill, 1906.

Lua MLA (9ú heag.)

Richards, Joseph William. Metallurgical Calculations. McGraw-Hill, 1906.

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