Drucker,peter.f. (2020). Peter f. drucker on business and Society. Harward business rev press.
Čikaški stil citiranja (17. izdanje)Drucker,peter.f. Peter F. Drucker on Business and Society. Bostom: Harward business rev press, 2020.
MLA način citiranja (9. izdanje)Drucker,peter.f. Peter F. Drucker on Business and Society. Harward business rev press, 2020.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.