@book{9449,
	author = {SILEJKO, Aleksej W. and SILEJKO, Sumara I.},
	title = {Cybernatyka bez matematyki /},
	year = {1977.},
	address = {Warszawa,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=9449}
}