@book{29744,
	author = {WINSTANLEY, Graham},
	title = {Program desing for knowledge based systems /},
	publisher = {SIGMA Press,},
	year = {1987.},
	address = {Wilmslow :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=29744}
}