@book{61634,
	author = {Mesthrie, Rajend. and ebrary, Inc.},
	title = {Introducing sociolinguistics},
	publisher = {John Benjamins Pub. Company,},
	year = {2009.},
	address = {Philadelphia, PA :},
	edition = {2nd ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10309067}
}