NAGRATH I J. (2012). SIGNALS AND SYSTEMS (2ND ED.). TATA MC GRAW HILL.
Chicago-čujuhus (17. p.)NAGRATH I J. SIGNALS AND SYSTEMS. 2ND ED. NEW DELHI: TATA MC GRAW HILL, 2012.
MLA-čujuhus (9. p.)NAGRATH I J. SIGNALS AND SYSTEMS. 2ND ED. TATA MC GRAW HILL, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.