APA Style
National geographic : Coral eden Vol.195 No.1. (1999).
Washington, D.C:
the National Geographic Society.
Chicago Style
National geographic : Coral eden Vol.195 No.1.
January 1999.
Washington, D.C:
the National Geographic Society,
1999.
Text.
MLA Style
National geographic : Coral eden Vol.195 No.1.
January 1999.
Washington, D.C:
the National Geographic Society,
1999.
Text.
Turabian Style
National geographic : Coral eden Vol.195 No.1.
Washington, D.C:
the National Geographic Society,
1999.
Print.