@book{23880,
	author = {BECKERT, M. and KLEMM, X.},
	title = {Sposoby metallografičeskogo travlenija :},
	year = {1988.},
	address = {Moskva,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=23880}
}