@book{23030,
	author = {MURASZKIEWICZ, M. and PAWLAK, Z.},
	title = {Elementy teorii systemów informacyjnych /},
	year = {1985.},
	address = {Warszawa,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=23030}
}