GRAINGER JOHN J.,STEVENSON WILLIAM D. (2017). POWER SYSTEM ANALYSIS. MCGRAW HILL, NEW DELHI.
Lua i Stíl Chicago (17ú heag.)GRAINGER JOHN J.,STEVENSON WILLIAM D. POWER SYSTEM ANALYSIS. MCGRAW HILL, NEW DELHI, 2017.
Lua MLA (9ú heag.)GRAINGER JOHN J.,STEVENSON WILLIAM D. POWER SYSTEM ANALYSIS. MCGRAW HILL, NEW DELHI, 2017.
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