@book{351735,
	author = {Daugherty, Lindsay;Phillips, Andrea;Pane, John F.;Karam, Rita},
	title = {Analysis of Costs in an Algebra I Curriculum Effectiveness Study},
	publisher = {RAND Corporation},
	year = {2012},
	url = {www.jstor.org/stable/10.7249/j.ctt3fh060}
}