APA Style
National Geographic February 2015 issue. (February 2015).
New York:
National Geographic.
Chicago Style
National Geographic February 2015 issue.
.
New York:
National Geographic,
February 2015.
Magazine.
MLA Style
National Geographic February 2015 issue.
.
New York:
National Geographic,
February 2015.
Magazine.
Turabian Style
National Geographic February 2015 issue.
New York:
National Geographic,
February 2015.
Magazine.