![The Big Book of 30-Day Challenges Kirjankansi teokselle The Big Book of 30-Day Challenges](https://prod-bb-images.akamaized.net/book-covers/erimage-9781666586213-coresourcedreamscape-2022-09-30t14-57.jpg?w=640)
The Big Book of 30-Day Challenges
Tietoa kirjasta