@book{7834,
	author = {Lindgren, B. W. and McElrath, G. W.,},
	title = {Introduction to probability and statistics /},
	publisher = {Macmillan ;},
	year = {c1959.},
	address = {New York ;},
	note = {Preliminary ed. published in 1957 under title: Brief course in statistical theory.}
}