Krackhardt, R. H. (1966). Vacuum tube electronics. Merrill.
Citación estilo ChicagoKrackhardt, Russell H. Vacuum Tube Electronics. Columbus, Ohio: Merrill, 1966.
Cita MLAKrackhardt, Russell H. Vacuum Tube Electronics. Merrill, 1966.
Warning: These citations may not always be 100% accurate.