@book{20013,
	author = {Dunn, Olive Jean},
	title = {Basic statistics : a primer for the biomedical sciences /},
	publisher = {John Wiley and sons,},
	year = {1977.},
	series = {Wiley series in probability and mathematical statistics.},
	address = {New York :},
	edition = {2nd},
	note = {Includes bibliographical references and index.}
}