Drucker, P. F. (1977). An introductory view of management. Harper's College Press.
Čikaški stil citiranja (17. izdanje)Drucker, Peter F. An Introductory View of Management. New York: Harper's College Press, 1977.
MLA način citiranja (9. izdanje)Drucker, Peter F. An Introductory View of Management. Harper's College Press, 1977.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.