Gaya APA
GMDSS : Understanding the Global Maritime Distress and Safety System. (1998).
USA:
Waterline Books.
Gaya Chicago
GMDSS : Understanding the Global Maritime Distress and Safety System.
.
USA:
Waterline Books,
1998.
Text.
Gaya MLA
GMDSS : Understanding the Global Maritime Distress and Safety System.
.
USA:
Waterline Books,
1998.
Text.
Gaya Turabian
GMDSS : Understanding the Global Maritime Distress and Safety System.
USA:
Waterline Books,
1998.
Print.