Morgan, A. T. General theory of electrical machines / A.T. Morgan. - London ; Philadelphia : Philadelphia : Heyden, c1979. - xvi, 448 p. : ill. ; 24 cm. Includes index. ISBN: 085501461X (pbk.) LCCN: 81-195831 Subjects--Topical Terms: Electric machinery.-------- Dewey Class. No.: 621.313 MOR