Roddy, D. (2013). Electronic communications (4th.). Pearson publication.
Chicago-čujuhus (17. p.)Roddy, D. Electronic Communications. 4th. Delhi: Pearson publication, 2013.
MLA-čujuhus (9. p.)Roddy, D. Electronic Communications. 4th. Pearson publication, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.