Lythall, R T J & P switchgear book: An outline of modern switchgear practice for the non-specialist user - London: Newnes-Butterworths, 1972 - 800p. ISBN: 0-408-00069-4 Subjects--Topical Terms: Switchgear Subjects--Index Terms: Circuit breakers Universal Decimal Class. No.: 621.316.3(02) / K3;1.2