@book{60456,
	author = {Phillips C. L. and Parr J.},
	title = {Signals, Systems, and Transforms 4th ed/},
	publisher = {Dorling Kindersley (India) Pvt.Ltd. Licensees of Pearson Education},
	year = {2014},
	address = {New Delhi},
	edition = {4th ed.}
}