@book{30694,
	author = {Blaug, Mark and Molisak, Alina and Wydawnictwo Naukowe PWN},
	title = {Metodologia ekonomii /},
	publisher = {Wydaw. Naukowe PWN,},
	year = {1995.},
	address = {Warszawa :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=30694}
}