Penggayaan APA
COHEN, William A.. (2010).
Drucker on leadership: .
San Francisco:
Jossey-Bass.
Chicago Style
COHEN, William A..
Drucker on leadership:.
San Francisco:
Jossey-Bass,
2010.
Buku.
MLA Style
COHEN, William A..
Drucker on leadership:.
San Francisco:
Jossey-Bass,
2010.
Buku.
Turabian Style
COHEN, William A..
Drucker on leadership:.
San Francisco:
Jossey-Bass,
2010.
Buku.