@book{51446,
	author = {Sheppard, W.F.  and British Association for the Advancement of Science.},
	title = {The probability integral /},
	publisher = {University Press, },
	year = {1968},
	series = {Mathematical tables ; v. 7},
	address = {Cambridge : },
	note = {At head of title: British Association for the Advancement of Science.}
}