U.S. international drug policy, multinational strike forces, drug policy in the Andean nations: joint hearings before the Committee on the Judiciary and the Caucus on In- ternational Narcotics Control of the United States Senate, 101st Congress, 1. and 2. sessions on Jamaica's proposed comprehensive international anti- narcotics plan and the U.S. drug policy ... November 6, 1989, January 18, and March 27, 1990