Lewis, E. J. G. (1947). Radio receiver servicing and maintenance: A practical book specially written for the radio dealer, salesman, and the keen experimenter (4th ed.). Sir Isaac Pitman & Sons.
Citação do estilo Chicago (17ª ed.)Lewis, Edwin John Godfrey. Radio Receiver Servicing and Maintenance: A Practical Book Specially Written for the Radio Dealer, Salesman, and the Keen Experimenter. 4th ed. London: Sir Isaac Pitman & Sons, 1947.
Citação MLA (8ª ed.)Lewis, Edwin John Godfrey. Radio Receiver Servicing and Maintenance: A Practical Book Specially Written for the Radio Dealer, Salesman, and the Keen Experimenter. 4th ed. Sir Isaac Pitman & Sons, 1947.
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