1. 02. English Fiction The demigod diaries / by Riordan, Rick. Publication: New York : Disney/Hyperion Books, 2012 . 242 p. : 19 cm. Date:2012 Availability: Copies available: (1), Actions:
2. 02. English Fiction The Heroes of Olympus #4: The house of Hades / by Riordan, Rick, Publication: New York : Scholastic , 2013 . 597 pages ; 22 cm. Date:2013 Availability: Copies available: (2), Actions: