@book{41547,
	author = {Grudzewski, Wiesław Maria and Hejduk. Irena K. and Difin},
	title = {Projektowanie systemów zarządzania /},
	publisher = {"Difin",},
	year = {2001.},
	address = {Warszawa :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=41547}
}