@book{58370,
	author = {Hechter, Michael. and ebrary, Inc.},
	title = {Principles of group solidarity},
	publisher = {University of California Press,},
	year = {1988, c1987.},
	series = {California series on social choice and political economy ;},
	address = {Berkeley :},
	edition = {1st paperback ed.},
	note = {First paperback printing 1988.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10676189}
}