Caulkins, J. P. 1. -., & Caulkins, J. P. 1. -. (1999). An ounce of prevention, a pound of uncertainty: The cost-effectiveness of school-based drug prevention programs. Santa Mónica, CA: Rand.
Chicago Style CitationCaulkins, Jonathan Paul 1965 -, and Jonathan Paul 1965 - Caulkins. An Ounce of Prevention, a Pound of Uncertainty: The Cost-effectiveness of School-based Drug Prevention Programs. Santa Mónica, CA: Rand, 1999.
MLA CitationCaulkins, Jonathan Paul 1965 -, and Jonathan Paul 1965 - Caulkins. An Ounce of Prevention, a Pound of Uncertainty: The Cost-effectiveness of School-based Drug Prevention Programs. Santa Mónica, CA: Rand, 1999.
Warning: These citations may not always be 100% accurate.