Botkin, J. W., Elmandjra, M., & Malitza, M. (1979). No limits to learning: Bridging the human gap : a report to the Club of Rome. Pergamon Press.
Chicago-viite (17. p.)Botkin, James W., Mahdi Elmandjra, ja Mircea Malitza. No Limits to Learning: Bridging the Human Gap : A Report to the Club of Rome. Oxford ; New York: Pergamon Press, 1979.
MLA-viite (8. p.)Botkin, James W., et al. No Limits to Learning: Bridging the Human Gap : A Report to the Club of Rome. Pergamon Press, 1979.
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