Lua APA (7ú heag.)

Powell, S. T. (1954). Water conditioning for industry. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Powell, Sheppard T. Water Conditioning for Industry. Nueva York: McGraw-Hill, 1954.

Lua MLA (9ú heag.)

Powell, Sheppard T. Water Conditioning for Industry. McGraw-Hill, 1954.

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