GRAINGER, J. J. (1994). Power Systems Analysis John J. Grainger, William D. Stevenson. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)GRAINGER, John J. Power Systems Analysis John J. Grainger, William D. Stevenson. McGraw-Hill, 1994.
Lua MLA (8ú heag.)GRAINGER, John J. Power Systems Analysis John J. Grainger, William D. Stevenson. McGraw-Hill, 1994.
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