The Hidden Oracle (The Trials of Apollo Book 1) by Riordan, Rick Book The Cheap

The Hidden Oracle (The Trials of Apollo Book 1): Rick Riordan (The Trials of Apollo, 1). Author:Riordan, Rick. More books by Rick Riordan Book Binding:Paperback / softback. Apollo needs help, and he can only think of one place to go. . an enclave of modern demigods known as Camp Half-Blood.

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