@book{15629,
	author = {Haas, Timothy C. and Lubar, Sheldon B. and ebrary, Inc.},
	title = {Introduction to probability and statistics for ecosystem managers},
	publisher = {John Wiley & Sons Inc.,},
	year = {2013.},
	series = {Statistics in practice},
	address = {Chichester, West Sussex, U.K. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10713658}
}