Stigant, S. Austen (Stanley Austen). The J & P transformer book : a practical technology of the power transformer / S.Austen Stigant and A.C.Franklin. - 10th. edition. - London : Butterworths, 1973. - 770 p. : ill. ; 25 cm. ISBN: 0408000945 Subjects--Topical Terms: Electric transformers.