Gaya APA
Cowell, C.
(2006).
How to Train Your Dragon : Bagaimana Cara Melatih Nagamu
.
Bandung:
Littel K.
Gaya MLA
Cowell, Cressida.
"How to Train Your Dragon : Bagaimana Cara Melatih Nagamu".
Bandung:
Littel K,
2006.
Book.