@book{7432,
	author = {PIETRAS, Tadeusz and WITCZAK, Tadeusz},
	title = {Podstawy mechaniki /},
	publisher = {wYDAW. awf,},
	year = {1969.},
	address = {Warszawa :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=7432}
}