APA Style
National Geographic The Wildest Place in North America. (2011).
Westport, Conn.:
Publications International, Ltd.
Chicago Style
National Geographic The Wildest Place in North America.
.
Westport, Conn.:
Publications International, Ltd,
2011.
Text.
MLA Style
National Geographic The Wildest Place in North America.
.
Westport, Conn.:
Publications International, Ltd,
2011.
Text.
Turabian Style
National Geographic The Wildest Place in North America.
Westport, Conn.:
Publications International, Ltd,
2011.
Print.