Sehgal, D.L. Electricity and magnetism D.L.Sehgal, K.L.Chopra and N.K.Sehgal - 5th rev - New Delhi Sultan Chand 199? - 946 ISBN: 8170140684 Subjects--Topical Terms: ElectricityMagnetism Dewey Class. No.: 537 / SEH N?