APA Style
Ness, Patrick. (2011).
A monster calls .
London:
Walker Books.
Chicago Style
Ness, Patrick.
A monster calls.
London:
Walker Books,
2011.
Text.
MLA Style
Ness, Patrick.
A monster calls.
London:
Walker Books,
2011.
Text.
Turabian Style
Ness, Patrick.
A monster calls.
London:
Walker Books,
2011.
Print.