Drucker, P. F. (1990). The new realities: In govt. and politics, in economics and business, in society and world view. Asian Books.
Chicago-Zitierstil (17. Ausg.)Drucker, Peter F. The New Realities: In Govt. and Politics, in Economics and Business, in Society and World View. Asian Books, 1990.
MLA-Zitierstil (9. Ausg.)Drucker, Peter F. The New Realities: In Govt. and Politics, in Economics and Business, in Society and World View. Asian Books, 1990.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.