Gaya APA
Drucker, Peter F.. (1974).
Management : tasks, responsibilities practices / Peter F. Drucker .
New York:
Harper Colophon Books.
Gaya Chicago
Drucker, Peter F..
Management : tasks, responsibilities practices / Peter F. Drucker.
New York:
Harper Colophon Books,
1974.
.
Gaya MLA
Drucker, Peter F..
Management : tasks, responsibilities practices / Peter F. Drucker.
New York:
Harper Colophon Books,
1974.
.
Gaya Turabian
Drucker, Peter F..
Management : tasks, responsibilities practices / Peter F. Drucker.
New York:
Harper Colophon Books,
1974.
.