@book{63545,
	author = {Friedman, Edward,},
	title = {Ascent and decline in the world-system /},
	publisher = {Sage Publications,},
	year = {c1982.},
	series = {Political economy of the world-system annuals ;},
	address = {Beverly Hills :},
	url = {http://www.loc.gov/catdir/enhancements/fy0654/82000858-d.html}
}