Beitman, M. N. Most often needed 1939 radio diagrams and servicing information.
Čikaški stil citiranja (17. izdanje)Beitman, M. N. Most Often Needed 1939 Radio Diagrams and Servicing Information.
MLA način citiranja (8. izdanje)Beitman, M. N. Most Often Needed 1939 Radio Diagrams and Servicing Information.
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