Great Britain. Monopolies and Restrictive Practices Commission. (1956). Report on the supply of electronic valves and cathode ray tubes. H.M.S.O..
Cita Chicago (17th ed.)Great Britain. Monopolies and Restrictive Practices Commission. Report on the Supply of Electronic Valves and Cathode Ray Tubes. Lond.: H.M.S.O., 1956.
Cita MLA (8th ed.)Great Britain. Monopolies and Restrictive Practices Commission. Report on the Supply of Electronic Valves and Cathode Ray Tubes. H.M.S.O., 1956.
Atenció: Aquestes cites poden no estar 100% correctes.