APA Style
NATIONAL GEOGRAPHIC TRAVELER. (2015).
jakata:
National Geographic.
Chicago Style
NATIONAL GEOGRAPHIC TRAVELER.
.
jakata:
National Geographic,
2015.
Text.
MLA Style
NATIONAL GEOGRAPHIC TRAVELER.
.
jakata:
National Geographic,
2015.
Text.
Turabian Style
NATIONAL GEOGRAPHIC TRAVELER.
jakata:
National Geographic,
2015.
Print.