Tocci, R. J., & Widmer, N. S. (2001). Digital systems: Principles and applications (8th ed.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Tocci, Ronald J., agus Neal S. Widmer. Digital Systems: Principles and Applications. 8th ed. Upper Saddle River, N.J.: Prentice Hall, 2001.
Lua MLA (8ú heag.)Tocci, Ronald J., agus Neal S. Widmer. Digital Systems: Principles and Applications. 8th ed. Prentice Hall, 2001.
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