@book{7691,
	author = {Witebski, Zdzisław and Wydawnictwo Arkady},
	title = {Poradnik inżyniera i technika budowlanego.},
	publisher = {"Arkady",},
	year = {1974.},
	address = {Warszawa :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=7691}
}