@book{58316,
	author = {Frank, Robert H. and Bernanke, Ben},
	title = {Principles of economics /},
	publisher = {McGraw-Hill Irwin,},
	year = {c2011},
	series = {The McGraw-Hill series economics},
	address = {New York :},
	edition = {2nd ed.},
	note = {Includes index}
}