@book{118253,
	author = {Brittain, James J. and Petras, James F., and ebrary, Inc.},
	title = {Revolutionary social change in Colombia},
	publisher = {Pluto Press,},
	year = {2010.},
	address = {London :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10480187}
}