@book{12816,
	author = {Kowalski, Marek A., and Sikorski, Krzysztof A.,},
	title = {Selected topics in approximation and computation /},
	publisher = {Oxford University Press,},
	year = {1995.},
	address = {New York :},
	url = {http://www.loc.gov/catdir/enhancements/fy0605/95006224-d.html}
}