Citazione Stile APA (7a Edizione)
ebrary, Inc, & Karoly, L. A. (1998). Investing in our children: What we know and don't know about the costs and benefits of early childhood interventions. Rand.
Citazione stile Chigago Style (17a edizione)
ebrary, Inc, e Lynn A. Karoly. Investing in Our Children: What We Know and Don't Know About the Costs and Benefits of Early Childhood Interventions. Santa Monica, CA: Rand, 1998.
Citatione MLA (9a ed.)
ebrary, Inc, e Lynn A. Karoly. Investing in Our Children: What We Know and Don't Know About the Costs and Benefits of Early Childhood Interventions. Rand, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.