@book{12416,
	author = {GROESBERG, Sanford W.},
	title = {Advanced Mechanics /},
	publisher = {J. Willey,},
	year = {1968.},
	address = {New York :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=12416}
}