SINGAL .T. L. ANALOG & DIGITAL COMMUNICATION. MC-GRAW HILL.
Chicago-čujuhus (17. p.)SINGAL .T. L. ANALOG & DIGITAL COMMUNICATION. NEW DELHI: MC-GRAW HILL.
MLA-čujuhus (9. p.)SINGAL .T. L. ANALOG & DIGITAL COMMUNICATION. MC-GRAW HILL.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.