@book{247008,
	author = {Cohen, Barry H.},
	title = {Explaining psychological statistics},
	publisher = {Wiley},
	year = {2013.},
	series = {Coursesmart},
	address = {Hoboken, New Jersey},
	edition = {Fourth Edition.},
	url = {http://catalogimages.wiley.com/images/db/jimages/9781118436608.jpg}
}