TY  - GEN
AU  - Hasnain,S.K.
AU  - Abbas,Valiuddin
TI  - Signals and systems: theory & worked examples 
SN  - 9789694073644 (pbk.)
AV  - QA402 .C4423 2004
PY  - 2009///
CY  - Karachi
PB  - Royal Book Company
KW  - Signal theory (Telecommunication)
KW  - System analysis
N1  - Includes index & bibliography
ER  -