TOCCI, R. J., & WIDMER, N. S. (1998). Digital systems: Principles and applications.-- ed.7. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)TOCCI, Ronald J., agus Neal S. WIDMER. Digital Systems: Principles and Applications.-- Ed.7. London: Prentice Hall, 1998.
Lua MLA (9ú heag.)TOCCI, Ronald J., agus Neal S. WIDMER. Digital Systems: Principles and Applications.-- Ed.7. Prentice Hall, 1998.
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