Collins, A. F. The Radio Amateur's Hand Book A Complete, Authentic and Informative Work on Wireless Telegraphy and Telephony.
Style de citation Chicago (17e éd.)Collins, A. Frederick. The Radio Amateur's Hand Book A Complete, Authentic and Informative Work on Wireless Telegraphy and Telephony.
Style de citation MLA (9e éd.)Collins, A. Frederick. The Radio Amateur's Hand Book A Complete, Authentic and Informative Work on Wireless Telegraphy and Telephony.
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