@book{1166,
	author = {Douglas, Tom. and ebrary, Inc.},
	title = {Basic groupwork},
	publisher = {Routledge,},
	year = {2000.},
	address = {London ;},
	edition = {2nd ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=5001389}
}