SIEMENS. (1989). CURRENT VOLTAGE RESISTANCE. WILEY EASTERN.
Cita Chicago (17th ed.)SIEMENS. CURRENT VOLTAGE RESISTANCE. WILEY EASTERN, 1989.
Cita MLA (9th ed.)SIEMENS. CURRENT VOLTAGE RESISTANCE. WILEY EASTERN, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.