APA Style
Heller, Robbert. (2000).
Bill gates .
Jakarta:
.
Chicago Style
Heller, Robbert.
Bill gates.
Jakarta:
,
2000.
Text.
MLA Style
Heller, Robbert.
Bill gates.
Jakarta:
,
2000.
Text.
Turabian Style
Heller, Robbert.
Bill gates.
Jakarta:
,
2000.
Print.