"FITZGERALD A E D. E. H. &. A. G., . (1985). BASIC ELECTRICAL ENGG. : MC GRAWHILL BOOK CO.
"FITZGERALD A E DAVID E HIGGINBOTHAM & ARVIN GARBEL", . 1985. BASIC ELECTRICAL ENGG. : MC GRAWHILL BOOK CO.
"FITZGERALD A E DAVID E HIGGINBOTHAM & ARVIN GARBEL", . BASIC ELECTRICAL ENGG. : MC GRAWHILL BOOK CO. 1985.