@book{41449,
	author = {World Book, Inc.},
	title = {The World Book Encyclopedia.},
	publisher = {World Book - Childcraft International, Inc.,},
	year = {c. 1980.},
	address = {Chicago :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=41449}
}