@book{29291,
	author = {Beer, Ferdinand P. and Johnston, E. Russel.},
	title = {Vector mechanics for engineers :},
	year = {1977.},
	address = {New York,},
	edition = {3rd ed.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=29291}
}