@book{112097,
	author = {Atkin, J. Myron. and National Science Teachers Association.},
	title = {Everyday assessment in the science classroom},
	publisher = {NSTApress,},
	year = {c2003.},
	series = {Science educators' essay collection},
	address = {Arlington, Va. :},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10240811}
}