Lenk, J. D. (1977). Handbook of basic electronic troubleshooting. Prentice-Hall.
Cita Chicago (17th ed.)Lenk, John D. Handbook of Basic Electronic Troubleshooting. Englewood Cliffs, N.J.: Prentice-Hall, 1977.
Cita MLA (8th ed.)Lenk, John D. Handbook of Basic Electronic Troubleshooting. Prentice-Hall, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.