APA Style
David, Leonard. (2016).
MARS Our Future on the red planet .
:
National Geographic.
Chicago Style
David, Leonard.
MARS Our Future on the red planet.
:
National Geographic,
2016.
Text.
MLA Style
David, Leonard.
MARS Our Future on the red planet.
:
National Geographic,
2016.
Text.
Turabian Style
David, Leonard.
MARS Our Future on the red planet.
:
National Geographic,
2016.
Print.