Drucker, P. F. (1994). The new realities: In government and politics, in economics and business, in society and world view. New York: HarperBusiness.
শিকাগো স্টাইলে সাইটেশনDrucker, Peter F. The New Realities: In Government and Politics, in Economics and Business, in Society and World View. New York: HarperBusiness, 1994.
এমএলএ সাইটেশনDrucker, Peter F. The New Realities: In Government and Politics, in Economics and Business, in Society and World View. New York: HarperBusiness, 1994.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.