Mullin, W. F. (1966). ABC's of capacitors. Foulsham-Sam.
Lua i Stíl Chicago (17ú heag.)Mullin, William F. ABC's of Capacitors. Slough, [Eng.]: Foulsham-Sam, 1966.
Lua MLA (9ú heag.)Mullin, William F. ABC's of Capacitors. Foulsham-Sam, 1966.
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