Gaya APA
Bookworm Short Stories 31. (1990).
Singapore:
Bookworm Consultants Pte Ltd..
Gaya Chicago
Bookworm Short Stories 31.
.
Singapore:
Bookworm Consultants Pte Ltd.,
1990.
Text.
Gaya MLA
Bookworm Short Stories 31.
.
Singapore:
Bookworm Consultants Pte Ltd.,
1990.
Text.
Gaya Turabian
Bookworm Short Stories 31.
Singapore:
Bookworm Consultants Pte Ltd.,
1990.
Print.