APA Style
National Geograpic 3 : February, June, October, November and December 2006 (biding magazines). (2006).
Washington, D.C:
National Geographic Society.
Chicago Style
National Geograpic 3 : February, June, October, November and December 2006 (biding magazines).
.
Washington, D.C:
National Geographic Society,
2006.
Text.
MLA Style
National Geograpic 3 : February, June, October, November and December 2006 (biding magazines).
.
Washington, D.C:
National Geographic Society,
2006.
Text.
Turabian Style
National Geograpic 3 : February, June, October, November and December 2006 (biding magazines).
Washington, D.C:
National Geographic Society,
2006.
Print.