Gaya APA
Bookworm Supertitions. (1992).
Singapore:
Bookworm Club.
Gaya Chicago
Bookworm Supertitions.
.
Singapore:
Bookworm Club,
1992.
Text.
Gaya MLA
Bookworm Supertitions.
.
Singapore:
Bookworm Club,
1992.
Text.
Gaya Turabian
Bookworm Supertitions.
Singapore:
Bookworm Club,
1992.
Print.