ryff , peter f 1909-
Electric machinery; the processes, devices, and systems of electromechanical energy conversion / [Book :] peter f ryff. - 2nd. ed. - New York, : McGraw-Hill, 1994. - 320 p : illus. ; 23 cm. - McGraw-Hill electrical and electronic engineering series .
All age.
007021140X 013176876x
70137126 //r84
Electric machinery.
TK2181
621.31042
621.31042 / R E
Electric machinery; the processes, devices, and systems of electromechanical energy conversion / [Book :] peter f ryff. - 2nd. ed. - New York, : McGraw-Hill, 1994. - 320 p : illus. ; 23 cm. - McGraw-Hill electrical and electronic engineering series .
All age.
007021140X 013176876x
70137126 //r84
Electric machinery.
TK2181
621.31042
621.31042 / R E