@book{48154,
	author = {NAYLOR, Helen and MURPHY, Raymond.},
	title = {Essential grammar in use supplementary exercises :},
	publisher = {Cambridge University Press,},
	year = {1996.},
	address = {Cambridge :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=48154}
}