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Gaya APA
The Efficient Port. (1971).
Oxford:
Pergamon Press.
Gaya Chicago
The Efficient Port.
.
Oxford:
Pergamon Press,
1971.
Text.
Gaya MLA
The Efficient Port.
.
Oxford:
Pergamon Press,
1971.
Text.
Gaya Turabian
The Efficient Port.
Oxford:
Pergamon Press,
1971.
Print.