Health and educational effects of marijuana on youth : hearing before the Subcommittee on Alcoholism and Drug Abuse of the Committee on Labor and Human Resources, United States Senate, Ninety-seventh Congress, first session on examination of the health and educational effects of marijuana or youth, October 21, 1981.

Mode of access: Internet.

Effects of energy technology on global CO₂ emissions /

Mode of access: Internet.

Improving military educational benefits : effects on costs, recruiting, and retention /

"March 1982"--Cover

Global change educational diskette project.

At head of title: "Global change data base."

National longitudinal study of the high school class of 1972 : sample design efficiency study: effects of stratification, clustering, and unequal weighting on the variances of NLS statistics /

Project officer: William B. Fetters.