APA Style
National Geographic, National Geographic. (2016).
National Geographic; November 2016 .
Jakarta:
National Geographic.
Chicago Style
National Geographic, National Geographic.
National Geographic; November 2016.
Jakarta:
National Geographic,
2016.
.
MLA Style
National Geographic, National Geographic.
National Geographic; November 2016.
Jakarta:
National Geographic,
2016.
.
Turabian Style
National Geographic, National Geographic.
National Geographic; November 2016.
Jakarta:
National Geographic,
2016.
.