APA-čujuhus (7. p.)
Tocci, R. J., & Widmer, N. S. (2002). Digital systems: Principles and applications (8th ed.). Pearson Education.
Chicago-čujuhus (17. p.)
Tocci, Ronald J., juo Neal S. Widmer. Digital Systems: Principles and Applications. 8th ed. Delhi: Pearson Education, 2002.
MLA-čujuhus (9. p.)
Tocci, Ronald J., juo Neal S. Widmer. Digital Systems: Principles and Applications. 8th ed. Pearson Education, 2002.
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