Loper, Orla E. Asas arus terus / Orla E. Loper, Edgar Tedsen ; penterjemeh Rosiyah Abd. Latif - Kuala Lumpur : Dewan Bahasa dan Pustaka, 1992 - 507 p. : ill. ; 24 cm. Judul asli : Direct current fundamentals, 3rd ed. ISBN: 9836233695 LCCN: 00-903456 Subjects--Topical Terms: Electric engineeringElectric currents, Direct