Cita APA (7th ed.)
De Freitas, J. M. (2005). Digital filter design solutions. Artech House.
Cita Chicago (17th ed.)
De Freitas, Jolyon M. Digital Filter Design Solutions. Boston: Artech House, 2005.
Cita MLA (9th ed.)
De Freitas, Jolyon M. Digital Filter Design Solutions. Artech House, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.