00455nam a2200145 a 4500 8174092323 (paperback) 9788174092328 (paperback) Rao, Sunil S. Switchgear protection and power systems / [S.l.] : Khanna Publishers, 2015. 1339 p. ; Theory, practice & solved problems. http://www.amazon.com/exec/obidos/ASIN/8174092323/chopaconline-20 BK 54128 54125