@book{205196,
	author = {Zieffler, Andrew, and Harring, Jeffrey, and Wiley InterScience (Online service)},
	title = {Comparing groups : randomization and bootstrap methods using R /},
	publisher = {Wiley,},
	year = {©2011.},
	address = {Hoboken, N.J. :},
	url = {http://onlinelibrary.wiley.com/book/10.1002/9781118063682}
}