APA (7e ed.) Bronvermelding

TOCCI, R. J., & WIDMER, N. S. (1998). Digital systems: Principles and applications.-- ed.7. Prentice Hall.

Chicago (17e ed.) Bronvermelding

TOCCI, Ronald J., en Neal S. WIDMER. Digital Systems: Principles and Applications.-- Ed.7. London: Prentice Hall, 1998.

MLA (9e ed.) Bronvermelding

TOCCI, Ronald J., en Neal S. WIDMER. Digital Systems: Principles and Applications.-- Ed.7. Prentice Hall, 1998.