@book{20773,
	author = {Abel, Andrew B. and Bernanke, Ben S.},
	title = {Macroeconomics},
	publisher = {Addison-Wesley,},
	year = {2001},
	series = {Addison-Wesley series in economics},
	address = {Massachusetts:},
	edition = {4th ed.},
	note = {"Lib has:- 3rd & 4th eds."}
}