APA-čujuhus (7. p.)
Rekha, C. K. (2003). Digital communications. Scitech Pub.
Chicago-čujuhus (17. p.)
Rekha, C. Kranthi. Digital Communications. Chennai: Scitech Pub, 2003.
MLA-čujuhus (9. p.)
Rekha, C. Kranthi. Digital Communications. Scitech Pub, 2003.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.