Gaya APA
Williams, Jessica. (2005).
50 Facts That Should Change the World .
Cambridge:
Icon Books.
Gaya Chicago
Williams, Jessica.
50 Facts That Should Change the World.
Cambridge:
Icon Books,
2005.
Text.
Gaya MLA
Williams, Jessica.
50 Facts That Should Change the World.
Cambridge:
Icon Books,
2005.
Text.
Gaya Turabian
Williams, Jessica.
50 Facts That Should Change the World.
Cambridge:
Icon Books,
2005.
Print.