Gaya APA
Drucker, Pater F.. (1979).
Management : task, responsibilities, practices .
London:
Pan Books.
Gaya Chicago
Drucker, Pater F..
Management : task, responsibilities, practices.
London:
Pan Books,
1979.
Text.
Gaya MLA
Drucker, Pater F..
Management : task, responsibilities, practices.
London:
Pan Books,
1979.
Text.
Gaya Turabian
Drucker, Pater F..
Management : task, responsibilities, practices.
London:
Pan Books,
1979.
Print.