Gaya APA
Maxwell, John C.. (2004).
The 21 Irrefutable Laws Of Leadership .
Batam:
Interaksa.
Gaya Chicago
Maxwell, John C..
The 21 Irrefutable Laws Of Leadership.
Batam:
Interaksa,
2004.
Text.
Gaya MLA
Maxwell, John C..
The 21 Irrefutable Laws Of Leadership.
Batam:
Interaksa,
2004.
Text.
Gaya Turabian
Maxwell, John C..
The 21 Irrefutable Laws Of Leadership.
Batam:
Interaksa,
2004.
Print.