@book{16638,
	author = {Jackson, Sherri L.},
	title = {Research methods and statistics/},
	publisher = {Cengage learning,},
	year = {c2016.},
	address = {Australia:},
	edition = {5th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy1510/2014949577-b.html}
}