@book{48232,
	author = {BROWN, Gillian.},
	title = {Performance and Competence in Second Language Acquisition /},
	publisher = {Cambridge University Press,},
	year = {1996.},
	address = {Cambridge :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=48232}
}