Gaya APA
Revised Primary English. (1992).
Jakarta Ghalia Indonesia:
[s.n.].
Gaya Chicago
Revised Primary English.
.
Jakarta Ghalia Indonesia:
[s.n.],
1992.
Text.
Gaya MLA
Revised Primary English.
.
Jakarta Ghalia Indonesia:
[s.n.],
1992.
Text.
Gaya Turabian
Revised Primary English.
Jakarta Ghalia Indonesia:
[s.n.],
1992.
Print.