Gaya APA

Cowell, C. (2012). How To Train Your Dragon (Book 8): How to Break a Dragon's Heart . Great Britain: Little, Brown Books for Young Readers.

Gaya MLA

Cowell, Cressida. "How To Train Your Dragon (Book 8): How to Break a Dragon's Heart". Great Britain: Little, Brown Books for Young Readers, 2012. Novel.