Gaya APA
Stilfon, G.
(2007).
Geronimo Stilton : Valley Of The Giant Skeletons
(
32)
.
New York:
Scholastic.
Gaya MLA
Stilfon, Geronimo.
"Geronimo Stilton : Valley Of The Giant Skeletons".
32
New York:
Scholastic,
2007.
Text.