@book{7102,
	author = {Beard, R. E. and Pentikäinen, Teivo,},
	title = {Risky theor :},
	publisher = {Chapman and Hall ;},
	year = {1977 [Reprinted 1979]},
	series = {Monographs on applied probability and statistics},
	address = {London :},
	edition = {2d ed.}
}