@book{335,
	author = {Coughlin, Robert F. and Driscoll, Frederrick F.},
	title = {Opertion amplifier and linear integrated circuits /},
	publisher = {Prentice Hall,},
	year = {c2001.},
	address = {New Delhi:},
	edition = {6th ed.},
	note = {Includes index.}
}