APA Style
Maxwell, John C.. (2001).
The 21 Indispensable .
Batam:
Interaksara.
Chicago Style
Maxwell, John C..
The 21 Indispensable.
Batam:
Interaksara,
2001.
Text.
MLA Style
Maxwell, John C..
The 21 Indispensable.
Batam:
Interaksara,
2001.
Text.
Turabian Style
Maxwell, John C..
The 21 Indispensable.
Batam:
Interaksara,
2001.
Print.