TY  - BOOK
AU  - Ziemer,Rodger E.
TI  - Signals and systems: continuous and discrete 
SN  - 0024316504
AV  - QA402 .Z53 1983
U1  - 003 19
PY  - 1983///
CY  - New York, London
PB  - Macmillan, Collier Macmillan Publishers
ER  -