1	Riordan, Rick. FICTION
		Percy Jackson [the demigod files] / 2009
	2	Riordan, Rick. FICTION
		The battle of the Labyrinth / 2009
	3	Riordan, Rick. FICTION
		The demigod files 2009
	4	Riordan, Rick. FICTION
		The demigod files 2009
	5	Riordan, Rick. FICTION
		The last Olympian 2009
	6	Riordan, Rick. FICTION
		The last Olympian 2009
	7	Riordan, Rick. FICTION
		The last Olympian / 2009
	8	Riordan, Rick. FICTION
		The Titan's curse / 2008
	9	Riordan, Rick. FICTION
		The battle of the Labyrinth 2008
	10	Riordan, Rick. FICTION
		The battle of the Labyrinth 2008