(2009). Strengthening benefit-cost analysis for early childhood interventions: Workshop summary. National Academies Press.
Chicago-Zitierstil (17. Ausg.)Strengthening Benefit-cost Analysis for Early Childhood Interventions: Workshop Summary. Washington, D.C: National Academies Press, 2009.
MLA-Zitierstil (9. Ausg.)Strengthening Benefit-cost Analysis for Early Childhood Interventions: Workshop Summary. National Academies Press, 2009.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.