@book{1558,
	author = {Clayton, Gary E},
	title = {A guide to everyday economic statistics / Gary E. Clayton, Martin Gerhard Giesbrecht.},
	publisher = {New York : McGraw-Hill Pub. Co., c1992.},
	address = {New York : McGraw-Hill Pub. Co., c1992.},
	edition = {2nd ed.}
}