Data including price from British Library (BL, below).
Page count and image file (visually identical) are the only changes (2022-08-30) from 2009 or earlier without any documentation.
Amazon may be the original source of all data, but identification of a cover artist suggests another pre-2009 source.
Month/day and cover image entered here long ago, seem confirmed thus:
Image file updated (visually identical) from Amazon UK 2022-08-30 as Paperback and "Puffin (2 Oct. 2003)".
