Heroes Of Olympus The Lost Hero

Penguin Books Ltd (UK)

The Lost Hero (Heroes of Olympus Book 1): Rick Riordan: 01 (Heroes of Olympus, 1)

Puffin Classics

Heroes Of Olympus. The Lost Hero. Graphic Novel (Heroes of Olympus Graphic Novels, 1)

Puffin

Heroes of Olympus Collection 5 Books Set (The Lost Hero The Son of Neptune Th...

Puffin Books

Heroes of Olympus Complete Collection 5 Books Box Set -The Lost Hero/The Son of Neptune/The Mark of Athena/The Blood of Olympus ( in English)

Disney-Hyperion

The Heroes of Olympus: The Lost Hero / the Son of Neptune / the Mark of Athena / the House of Hades / the Blood of Olympus (Heroes of Olympus, 1-5)

Penguin

Heroes of Olympus Complete Collection (5 Book Slipcase)

Disney

The Lost Hero: 1 (Heroes of Olympus, 1)          

The Lost Hero: The Graphic Novel (Heroes of Olympus Book 1) (Heroes of Olympus Graphic Novels) by RICK RIORDAN (1905-07-06)

Puffin

The Lost Hero (Heroes of Olympus Book 1) by Rick Riordan (2012-10-04)

El Heroe Perdido = The Lost Hero (Los héroes del olimpo / Heroes of Olympus)