@book{131348,
	author = {Jordan, R. R.},
	title = {English for academic purposes :},
	publisher = {Cambridge University Press,},
	year = {1997.},
	series = {Cambridge language teaching library},
	address = {Cambridge, U.K. ;},
	url = {http://www.loc.gov/catdir/description/cam028/96037001.html}
}