Gaya APA
Obama, Barack. (2006).
The Audacity of hope : Barack Obama .
New York:
Crown publishers.
Gaya Chicago
Obama, Barack.
The Audacity of hope : Barack Obama.
New York:
Crown publishers,
2006.
Buku.
Gaya MLA
Obama, Barack.
The Audacity of hope : Barack Obama.
New York:
Crown publishers,
2006.
Buku.
Gaya Turabian
Obama, Barack.
The Audacity of hope : Barack Obama.
New York:
Crown publishers,
2006.
Buku.