Citazione Stile APA (7a Edizione)
ebrary, Inc, & Caulkins, J. P. (1999). An ounce of prevention, a pound of uncertainty: The cost-effectiveness of school-based drug prevention programs. Rand.
Citazione stile Chigago Style (17a edizione)
ebrary, Inc, e Jonathan P. Caulkins. An Ounce of Prevention, a Pound of Uncertainty: The Cost-effectiveness of School-based Drug Prevention Programs. Santa Monica, CA: Rand, 1999.
Citatione MLA (9a ed.)
ebrary, Inc, e Jonathan P. Caulkins. An Ounce of Prevention, a Pound of Uncertainty: The Cost-effectiveness of School-based Drug Prevention Programs. Rand, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.