Jantsch, E. (1969). Perspectives of planning: Proceedings of the OECD Working Symposium on Long-Range Forecasting and Planning, Bellagio, Italy 27th October-2nd November 1968. Organisation for Economic Co-operation and Development.
Chicago-Zitierstil (17. Ausg.)Jantsch, Erich. Perspectives of Planning: Proceedings of the OECD Working Symposium on Long-Range Forecasting and Planning, Bellagio, Italy 27th October-2nd November 1968. Paris: Organisation for Economic Co-operation and Development, 1969.
MLA-Zitierstil (9. Ausg.)Jantsch, Erich. Perspectives of Planning: Proceedings of the OECD Working Symposium on Long-Range Forecasting and Planning, Bellagio, Italy 27th October-2nd November 1968. Organisation for Economic Co-operation and Development, 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.