59 Johnston, Lloyd D. Bachman, Jerald G. O'Malley, Patrick M. Monitoring the Future: A Continuing Study of the Lifestyles and Values of Youth, 1979 ICPSR07930-v3
1984-03-18
2007 Inter-university Consortium for Political and Social Research (ICPSR) http://dx.doi.org/10.3886/ICPSR07930.v3 10.3886/ICPSR07930.v3