Gaya APA
Oprah winfrey : a voice for the people. (1999).
New York:
[s.n.].
Gaya Chicago
Oprah winfrey : a voice for the people.
Cet.1.
New York:
[s.n.],
1999.
Text.
Gaya MLA
Oprah winfrey : a voice for the people.
Cet.1.
New York:
[s.n.],
1999.
Text.
Gaya Turabian
Oprah winfrey : a voice for the people.
New York:
[s.n.],
1999.
Print.