TY - BOOK AU - Threaja,B.L. AU - Theraja,A.K. TI - A text book of electrical technology: in S.I. system of unite SN - 812190515X AV - TK146 .S57 1994 U1 - 621.3 PY - 1994/// CY - New Delhi PB - NIrja construction and development KW - Electrical engineering ER -