@book{4138,
	author = {Handwerker, Mark J.},
	title = {Science essentials :},
	publisher = {Jossey-Bass,},
	year = {c2005.},
	series = {(Science essentials).},
	address = {San Francisco, CA :},
	note = {Originally published: Ready-to-use science proficiency lessons & activities, 4th-grade level. Paramus, N.J. : Center for Applied Research in Education, c2001, in series: TestPrep curriculum activities library.}
}