APA Style
Walliams, David. (2011).
Gangsta Granny .
London:
HarperCollins.
Chicago Style
Walliams, David.
Gangsta Granny.
London:
HarperCollins,
2011.
Text.
MLA Style
Walliams, David.
Gangsta Granny.
London:
HarperCollins,
2011.
Text.
Turabian Style
Walliams, David.
Gangsta Granny.
London:
HarperCollins,
2011.
Print.