Thompson, F. G. Electrical installation technology. vol. 3 / by F.G. Thompson ; illustrations by H.E. MacDonnell. - London : Longman, 1972, repr. 1981. - xii, 404 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 058242643X Subjects--Topical Terms: Electrical engineering Dewey Class. No.: 621.31042