@book{59358,
	author = {Ifeachor . E ,. and Jervis B ,},
	title = {Digital Signal Processing a Practical Approach 2 nd ed /},
	publisher = {Dorling Kindersley (India) Pvt.Ltd. Licensees of Pearson Education},
	year = {2013},
	address = {New Delhi},
	edition = {2 nd ed .}
}