The news may come as a shock to Kim, as prior to the official release of Selfish, 500 limited edition copies for sale on Gilt.com sold out in one minute.
While it's managed to top the Amazon charts in the niche category of celebrity photography, it's only ranked at 786 in books overall.
Amazon reviews of the book are largely negative, with 69 per cent in the one star category.
One reviewer remarked, "A poor tree died for this", while another asked, "When did toilet paper get so expensive?"
A rare five-star review said, "At first I figured she used a ghostwriter like a lot of celebrities, but I was happily surprised that she took pictures for each page to prove she wrote it!"
- nzherald.co.nz