@book{8758,
	author = {Barnett, Vic. and Barnett, Vic.},
	title = {Sample survey principles and methods /},
	publisher = {Oxford University Press,},
	year = {c1991.},
	address = {New York :},
	note = {Rev. ed. of: Elements of sampling theory.},
	url = {http://www.loc.gov/catdir/enhancements/fy0639/91073766-d.html}
}