The Demigod Diaries

From Author Wars - https://authorwars.com/publications/the-demigod-diaries-393748.html

Overview:

Title: The Demigod Diaries
Author: Rick Riordan
Year: 2012
ISBN-10: 9780141344379
Publisher: Puffin
Price: £9.99
Pages: 256
Binding: Hardcover
Type: Collection
Title Reference: The Demigod Diaries
Notes: Data from Amazon UK as of 2012-07-18 and Amazon Look Inside as of 2016-06-04. A$14.99. The nature of some of the non-shortfiction pieces is unclear and appear likely to be sketches by Riordan. There is a "Black and white illustrations by Steve James" credit, but this appears to refer to the artwork at the beginning of each contained work.