1. 02. English Fiction The mark of Athena / by Riordan, Rick. Publication: New York : Hyperion, 2012 . p. cm. Date:2012 Availability: Copies available: (1), Actions:
2. 02. English Fiction The Heroes of Olympus: The blood of Olympus / by Riordan, Rick. Publication: Los Angeles ; | New York : Disney-Hyperion, 2014 . 516 p. ; 22 cm. Date:2014 Availability: Copies available: (2), Actions: