Gaya APA
Drucker, Peter.. (1979).
Management : Tasks, responsibilities, practies / Peter F. Drucker .
London:
Pan.
Gaya Chicago
Drucker, Peter..
Management : Tasks, responsibilities, practies / Peter F. Drucker.
London:
Pan,
1979.
Text.
Gaya MLA
Drucker, Peter..
Management : Tasks, responsibilities, practies / Peter F. Drucker.
London:
Pan,
1979.
Text.
Gaya Turabian
Drucker, Peter..
Management : Tasks, responsibilities, practies / Peter F. Drucker.
London:
Pan,
1979.
Print.