APA Style
Oppenheim, A, V. et al (2006).
Discrete-Time Signal Processing (2nd Edition).
India.:
Pearson ,Prentice-Hall ,.
MLA Style
Oppenheim, Alan, V.. et al.
"Discrete-Time Signal Processing".
2nd Edition
India.:
Pearson ,Prentice-Hall ,,
2006.
Book.