APA Style

Stilton, G., Pisapia, B. (2012). Geronimo Stilton the way of the samurai . New York, USA: Scholastic Inc.

MLA Style

Stilton, Geronimo., Pisapia, Blasco. "Geronimo Stilton the way of the samurai". New York, USA: Scholastic Inc, 2012. Text.