Rao, Sunil S Switchgear Protection and Power Systems : (theory, practice and solved problems) / Sunil S. Rao. - 13th ed. - Delhi : Khanna Publishers, c1979 [Reprint 2017]. - xxxviii, 1339 p. : ill. ; 24 cm Includes bibliographical references and index ISBN: 9788174092323 Subjects--Topical Terms: Electric power systemsElectric switchgear Dewey Class. No.: 623.173 / RAS 1979