Humpherys, D. V. (1970). The Analysis Design and Synthesis of Electrical Filters. Prentice-Hall, Inc..
Cita Chicago Style (17a ed.)Humpherys, De Verl. The Analysis Design and Synthesis of Electrical Filters. New Jersey: Prentice-Hall, Inc., 1970.
Cita MLA (9a ed.)Humpherys, De Verl. The Analysis Design and Synthesis of Electrical Filters. Prentice-Hall, Inc., 1970.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.