@book{37226,
	author = {Richards, Jack C., and Schmidt, Richard W.},
	title = {Longman dictionary of language teaching and applied linguistics /},
	publisher = {Longman,},
	year = {2010.},
	address = {Harlow :},
	edition = {4th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy1316/2010006217-b.html}
}