APA Style
Drucker, Peter F. (2009).
The Effective Executive .
Jakarta:
PT Serambi Ilmu Semesta.
Chicago Style
Drucker, Peter F.
The Effective Executive.
Jakarta:
PT Serambi Ilmu Semesta,
2009.
Text.
MLA Style
Drucker, Peter F.
The Effective Executive.
Jakarta:
PT Serambi Ilmu Semesta,
2009.
Text.
Turabian Style
Drucker, Peter F.
The Effective Executive.
Jakarta:
PT Serambi Ilmu Semesta,
2009.
Print.