@book{51564,
	author = {Johnson, Norman Lloyd. and Kotz, Samuel.},
	title = {Distributions in statistics: discrete distributions /},
	publisher = {Wiley,},
	year = {c1969.},
	series = {Wiley series in probability and mathematical statistics.},
	address = {New York, NY :},
	note = {"A Wiley-Interscience publication."}
}