TY  - BOOK
AU  - Alan V Oppenheim
AU  - Alan V Oppenheim
TI  - Distcrete Time Signal Processing
SN  - 9788131704929
U1  - 621.38 OPP-D 
PY  - 2011///
PB  - Pearson
UR  - https://books.google.co.in/books?id=geTn5W47KEsC&printsec=frontcover&dq=discrete+time+signal+processing+by+oppenheim&hl=en&sa=X&ved=0ahUKEwjCl96v47jhAhXr7HMBHeuuAOIQ6AEIKDAA#v=onepage&q=discrete%20time%20signal%20processing%20by%20oppenheim&f=false
ER  -