Cita APA (7th ed.)

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.

Cita Chicago (17th 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.

Cita MLA (8th 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.