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 (8th ed.)

Tocci, Ronald J., i Neal S. Widmer. Digital Systems: Principles and Applications. 6th ed. Prentice Hall, 1995.