WITTS, A. T. THERMIONIC VALVES IN MODERN RADIO RECEIVERS: A HANDBOOK ON THEORY AND PRACTICE.
Cita Chicago (17th ed.)WITTS, ALFRED T. THERMIONIC VALVES IN MODERN RADIO RECEIVERS: A HANDBOOK ON THEORY AND PRACTICE. 2ND ED. PITMAN, 1947. 218P.
Cita MLA (8th ed.)WITTS, ALFRED T. THERMIONIC VALVES IN MODERN RADIO RECEIVERS: A HANDBOOK ON THEORY AND PRACTICE.
Atenció: Aquestes cites poden no estar 100% correctes.