@book{7448,
	author = {Piszczek, Kazimierz and Politechnika Krakowska},
	title = {Mechanika :},
	publisher = {Politechnika Krakowska,},
	year = {1971. },
	address = {Kraków :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=7448}
}