COUCH II, L. W. (1997). Digital and analog communication systems.-- ed.5. Prentica Hall.
Chicago-čujuhus (17. p.)COUCH II, Leon W. Digital and Analog Communication Systems.-- Ed.5. London: Prentica Hall, 1997.
MLA-čujuhus (9. p.)COUCH II, Leon W. Digital and Analog Communication Systems.-- Ed.5. Prentica Hall, 1997.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.