@book{144678,
	author = {Ott, Lyman. and Mendenhall, William.},
	title = {Understanding statistics /},
	publisher = {Duxbury Press,},
	year = {c1994.},
	address = {Belmont, Calif. :},
	edition = {6th ed.},
	note = {System requirements for computer disk: IBM-compatible PC; DOS. Some source code in ASCII.}
}