Zepler, E. E. The technique of radio desing / E. E. Zepler. - 1a ed. - New York, NY. : John Wiley & Sons, c1943 - xii, 312 p. : il. ; 22 cm. Incluye índice Subjects--Topical Terms: Radiorreceptores LC Class. No.: TK6563 / Z47 1943