APA Style
WARREN, Rick. (2008).
The purpose of Christmas .
London:
Simon Schuster.
Chicago Style
WARREN, Rick.
The purpose of Christmas.
London:
Simon Schuster,
2008.
Text.
MLA Style
WARREN, Rick.
The purpose of Christmas.
London:
Simon Schuster,
2008.
Text.
Turabian Style
WARREN, Rick.
The purpose of Christmas.
London:
Simon Schuster,
2008.
Print.