APA Style
Cowell, Cressida. (2013).
How to Train Your Dragon: How to Betray a Dragon's Hero: Book 11 .
London:
Hodder Children\'s Books (2013).
Chicago Style
Cowell, Cressida.
How to Train Your Dragon: How to Betray a Dragon's Hero: Book 11.
London:
Hodder Children\'s Books (2013),
2013.
Text.
MLA Style
Cowell, Cressida.
How to Train Your Dragon: How to Betray a Dragon's Hero: Book 11.
London:
Hodder Children\'s Books (2013),
2013.
Text.
Turabian Style
Cowell, Cressida.
How to Train Your Dragon: How to Betray a Dragon's Hero: Book 11.
London:
Hodder Children\'s Books (2013),
2013.
Print.