APA Style
Janssen, Sarah. (2012).
THE WORLD ALMANAC AND BOOK OF FACTS 2013 .
UNITED STATES:
World Almanac Books.
Chicago Style
Janssen, Sarah.
THE WORLD ALMANAC AND BOOK OF FACTS 2013.
UNITED STATES:
World Almanac Books,
2012.
Text.
MLA Style
Janssen, Sarah.
THE WORLD ALMANAC AND BOOK OF FACTS 2013.
UNITED STATES:
World Almanac Books,
2012.
Text.
Turabian Style
Janssen, Sarah.
THE WORLD ALMANAC AND BOOK OF FACTS 2013.
UNITED STATES:
World Almanac Books,
2012.
Print.