Gaya APA
The Unfrightened Dark. (1990).
Boston:
Little, Brown Company.
Gaya Chicago
The Unfrightened Dark.
.
Boston:
Little, Brown Company,
1990.
Buku.
Gaya MLA
The Unfrightened Dark.
.
Boston:
Little, Brown Company,
1990.
Buku.
Gaya Turabian
The Unfrightened Dark.
Boston:
Little, Brown Company,
1990.
Buku.