Tucker, R. B. (1998). Managing the future: 10 driving forces of change for the next century (Updated ed., Berkley rev. trade pbk. ed.). Berkley Books ; Penguin Books.
Lua i Stíl Chicago (17ú heag.)Tucker, Robert B. Managing the Future: 10 Driving Forces of Change for the Next Century. Updated ed., Berkley rev. trade pbk. ed. New York : New Delhi: Berkley Books ; Penguin Books, 1998.
Lua MLA (8ú heag.)Tucker, Robert B. Managing the Future: 10 Driving Forces of Change for the Next Century. Updated ed., Berkley rev. trade pbk. ed. Berkley Books ; Penguin Books, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.