On cover of vol. 1-2: 2000. "Printed August 2001"--T.p. verso. "This publication was written by the principal investigators and staff of the Monitoring the Future project, at the Institute for Social Research, the University of Michigan, under research grant no. 3 R01 DA 01411 from the National Institute on Drug Abuse"--T.p. verso. Includes bibliographical references.
Contents:
v. 1. Secondary school students--v. 2. College students and adults ages 19-40.
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