00897nam a2200205 i 4500000000242411CaOOAMICUS20030926200414.0030926s1969 xx 000 b eng cPUGita708 DDrucker, Peter Ferdinand1909-2005.(OLS)http://pug/name/12967The age of discontinuity :guide lines to our changing society /Peter F. Drucker.London :Heinemann,[1969]10, 369 p. ;22 cmSociologia. Previsioni socialiFuturologia.(OLS)http://pug/subject/27303PUGPUG1Magazzino4Mag. 708 D 122275750 275750PUGBibl2275750 70 776 2084708 D(OLS)http://pug/classification/223245The age of discontinuity :guide lines to our changing society(OLS)http://pug/title/133793