Gaya APA
Jefferson, Thomas A.. (1993).
Marine Mammals of The World .
Rome:
FAO.
Gaya Chicago
Jefferson, Thomas A..
Marine Mammals of The World.
Rome:
FAO,
1993.
Text.
Gaya MLA
Jefferson, Thomas A..
Marine Mammals of The World.
Rome:
FAO,
1993.
Text.
Gaya Turabian
Jefferson, Thomas A..
Marine Mammals of The World.
Rome:
FAO,
1993.
Print.