@book{1625,
	author = {Waugh, Albert Edmund},
	title = {Elements of statistical method /},
	publisher = {McGraw-Hill ,},
	year = {c1952.},
	address = {New York :},
	edition = {3d ed.},
	url = {http://www.worldcat.org/title/elements-of-statistical-method/oclc/180549&referer=brief_results}
}