Cotton, F. A. . .. (1967). Advanced electrical technology. ELBS & Pitman.
Cita Chicago (17th ed.)Cotton, Frank Albert. Advanced Electrical Technology. London: ELBS & Pitman, 1967.
Cita MLA (9th ed.)Cotton, Frank Albert. Advanced Electrical Technology. ELBS & Pitman, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.