@book{59912,
	author = {Rutherford, Andrew,},
	title = {Introducing ANOVA and ANCOVA :},
	publisher = {SAGE,},
	year = {2001.},
	series = {Introducing statistical methods},
	address = {London  ; Thousand Oaks, Calif. :},
	note = {Index sheets need inserting.},
	url = {http://www.loc.gov/catdir/toc/fy02/2001270786.html}
}