APA (7th ed.) Citation

Drug Policy Research Center (U.S.) & Caulkins, J. P. (1999). An ounce of prevention, a pound of uncertainty: The cost-effectiveness of school-based drug prevention programs. Drug Policy Research Center, Rand.

Chicago Style (17th ed.) Citation

Drug Policy Research Center (U.S.) and Jonathan P. Caulkins. An Ounce of Prevention, a Pound of Uncertainty: The Cost-effectiveness of School-based Drug Prevention Programs. Santa Monica, CA: Drug Policy Research Center, Rand, 1999.

MLA (9th ed.) Citation

Drug Policy Research Center (U.S.) and Jonathan P. Caulkins. An Ounce of Prevention, a Pound of Uncertainty: The Cost-effectiveness of School-based Drug Prevention Programs. Drug Policy Research Center, Rand, 1999.