Pender, Harold McIlwain, Knox
Electrical engineers' handbook : electric communication and electronics - 4th ed. - New York Wiley 1950
various paging; Wiley engineering Handbook
621.38(021) / P4
Electrical engineers' handbook : electric communication and electronics - 4th ed. - New York Wiley 1950
various paging; Wiley engineering Handbook
621.38(021) / P4