Terman, Frederick Emmons. Radio Engineering - 1a ed., 6a impr - New York : McGraw-Hill, 1932. - xi, 688 p. : 23 cm. Ejemplar 2 corresponde a 2da ed. 3era impr. Subjects--Topical Terms: RADIOCIRCUITOS CONTANTESTUBOSVALVULASANTENASTELEVISION Universal Decimal Class. No.: 621.396