Gaya APA
Sea Disasters. (1993).
New York:
Thomson Learning.
Gaya Chicago
Sea Disasters.
1.
New York:
Thomson Learning,
1993.
Buku.
Gaya MLA
Sea Disasters.
1.
New York:
Thomson Learning,
1993.
Buku.
Gaya Turabian
Sea Disasters.
New York:
Thomson Learning,
1993.
Buku.