Gaya APA
An introduction to the worlds oceans. (2000).
Boston:
Mc Graw-Hill.
Gaya Chicago
An introduction to the worlds oceans.
7th.
Boston:
Mc Graw-Hill,
2000.
Reference.
Gaya MLA
An introduction to the worlds oceans.
7th.
Boston:
Mc Graw-Hill,
2000.
Reference.
Gaya Turabian
An introduction to the worlds oceans.
Boston:
Mc Graw-Hill,
2000.
Reference.