Cowell,Cressida. (2009). how to break a dragon's heart.
Lua i Stíl Chicago (17ú heag.)Cowell,Cressida. How to Break a Dragon's Heart. great britain, 2009.
Lua MLA (8ú heag.)Cowell,Cressida. How to Break a Dragon's Heart. 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.