Gupta, J B Switchgear and protection / by J. B. Gupta. - Third edition. - New Delhi : S. K. Kataria & Sons, c2013. - 538 pages : illustrations ; 28 cm. Includes index. ISBN: 9789350143728 (Pbk.) Subjects--Topical Terms: Electric power systems--Protection. LC Class. No.: TK1005 / .G87 2013