Gaya APA
Heller, Robert. (2008).
Warren Buffet .
Jakarta:
Esensi.
Gaya Chicago
Heller, Robert.
Warren Buffet.
Jakarta:
Esensi,
2008.
Text.
Gaya MLA
Heller, Robert.
Warren Buffet.
Jakarta:
Esensi,
2008.
Text.
Gaya Turabian
Heller, Robert.
Warren Buffet.
Jakarta:
Esensi,
2008.
Print.