@book{14358,
	author = {RYBNIKOV, K. A.},
	title = {Vvedenie w kombinatornyj analiz /},
	year = {1972.},
	address = {Moskwa,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=14358}
}