Cita APA (7th ed.)
Tocci, R. J., & Widmer, N. S. (1995). Digital systems: Principles and applications (6th ed.). Prentice Hall.
Cita Chicago (17th ed.)
Tocci, Ronald J., i Neal S. Widmer. Digital Systems: Principles and Applications. 6th ed. Englewood Cliffs, N.J. ; New Delhi: Prentice Hall, 1995.
Cita MLA (9th ed.)
Tocci, Ronald J., i Neal S. Widmer. Digital Systems: Principles and Applications. 6th ed. Prentice Hall, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.