@book{48316,
	author = {Side, Richard and Wellman, Guy},
	title = {Grammar and vocabulary for Cambridge advanced and proficiency :},
	publisher = {Longman,},
	year = {c. 2002.},
	address = {Harlow :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=48316}
}