@book{62162,
	author = {Van Herk, Gerard},
	title = {What is sociolinguistics /},
	publisher = {Wiley-Blackwell,},
	year = {2012},
	series = {Linguistics in the world},
	address = {Chichester, West Sussex, UK ;},
	url = {http://www.loc.gov/catdir/enhancements/fy1117/2011034986-t.html}
}