Gaya APA
Oetama,Jacob. (2010).
National Geographic Edisi Sept 2010 .
Washington DC:
National Geographic.
Gaya Chicago
Oetama,Jacob.
National Geographic Edisi Sept 2010.
Washington DC:
National Geographic,
2010.
Terbitan Berseri.
Gaya MLA
Oetama,Jacob.
National Geographic Edisi Sept 2010.
Washington DC:
National Geographic,
2010.
Terbitan Berseri.
Gaya Turabian
Oetama,Jacob.
National Geographic Edisi Sept 2010.
Washington DC:
National Geographic,
2010.
Terbitan Berseri.