Gaya APA
RIORDAN, R.
(2006).
E-BOOK PERCY JACKSON THE LIGHTING THIEF
.
NEW YORK:
MARIMAX BOOKS.
Gaya MLA
RIORDAN, RICK.
"E-BOOK PERCY JACKSON THE LIGHTING THIEF".
NEW YORK:
MARIMAX BOOKS,
2006.
Computer File.