@article {:September 2007:1360-6441:556,
	title = "American English: Dialects and Variation, byWalt Wolfram and Natalie Schilling-Estes",
	journal = "Journal of Sociolinguistics",
	volume = "11",
	year = "September 2007",
	abstract = "",
	pages = "556-559(4)",
	url = "http://www.ingentaconnect.com/content/bpl/josl/2007/00000011/00000004/art00014"
	doi = "doi:10.1111/j.1467-9841.2007.00337_11.x"
}