Penggayaan APA
Drucker, Peter fr. (2009).
Managing In A Time Of Great Change .
USA:
harvard business review press.
Chicago Style
Drucker, Peter fr.
Managing In A Time Of Great Change.
USA:
harvard business review press,
2009.
Buku Umum.
MLA Style
Drucker, Peter fr.
Managing In A Time Of Great Change.
USA:
harvard business review press,
2009.
Buku Umum.
Turabian Style
Drucker, Peter fr.
Managing In A Time Of Great Change.
USA:
harvard business review press,
2009.
Buku Umum.