@book{37746,
	author = {Freund, John E.},
	title = {Modern elementary statistics /},
	publisher = {Prentice-Hall,},
	year = {c1960 [Printing 1961, 62]},
	series = {Prentice-Hall mathematics series},
	address = {Englewood Cliffs, N.J., :},
	edition = {2nd ed.}
}