@book{23439,
	author = {BISHOP, Graham},
	title = {Spectrum interfacing and projects /},
	publisher = {McGraw-Hill,},
	year = {1983.},
	series = {Personal Computers Series},
	address = {London :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=23439}
}