@book{9110,
	author = {Hammerman, Elizabeth L.},
	title = {Becoming a better science teacher :},
	publisher = {Corwin Press,},
	year = {c2006.},
	address = {Thousand Oaks, Calif. :},
	url = {http://www.loc.gov/catdir/toc/ecip068/2006002889.html}
}