APA (7th ed.) Citation

Caulkins, J. P. (1999). An ounce of prevention, a pound of uncertainty: The cost-effectiveness of school-based drug prevention programs. Rand.

Chicago Style (17th ed.) Citation

Caulkins, Jonathan P. An Ounce of Prevention, a Pound of Uncertainty: The Cost-effectiveness of School-based Drug Prevention Programs. Santa Monica, Calif.: Rand, 1999.

MLA (9th ed.) Citation

Caulkins, Jonathan P. An Ounce of Prevention, a Pound of Uncertainty: The Cost-effectiveness of School-based Drug Prevention Programs. Rand, 1999.