@book{53918,
	author = {Gilewicz, Janusz.},
	title = {Matematyka z zastosowaniami w naukach ekonomicznych.},
	publisher = {"Epsilon",},
	year = {1998.},
	address = {Koszalin ;},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=53918}
}