@book{4616,
	author = {PYRAK, S.},
	title = {Konstrukcje z betonu /},
	year = {1985.},
	address = {Warszawa,},
	edition = {Wyd. 2 popr.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=4616}
}