"hughes, edward . "
hughes electrical nd electronic technology: / edward.. hughes - 8 ed. - india : pearson education 1995. - "xv, 896p.; 24 cm."
81-7808-798-7
hughes electrical nd electronic technology: / edward.. hughes - 8 ed. - india : pearson education 1995. - "xv, 896p.; 24 cm."
81-7808-798-7