@book{11234,
	author = {Phillips, Charless and Parr, John M.,  Riskin, Eve A.},
	title = {Signals, Systems and Transforms},
	publisher = {Pearson Education},
	year = {2003},
	address = {New Delhi (India)},
	edition = {3rd ed.},
	note = {Includes bibliographical references and index.}
}