Gaya APA
Spoken english. (2006).
New England:
[s.n.].
Gaya Chicago
Spoken english.
Cet.1.
New England:
[s.n.],
2006.
Text.
Gaya MLA
Spoken english.
Cet.1.
New England:
[s.n.],
2006.
Text.
Gaya Turabian
Spoken english.
New England:
[s.n.],
2006.
Print.