In order to spread Pieter Hoff’s message, you can download the Treesolution in pdf here:
- English, pdf: The Treesolution, English, 138 pages
- Español, pdf: La Arbolución, Español, 146 páginas
- German, pdf: Die Baumlösung, German, 94 Seiten
Order the paper version of the book at the following addresses:
- English, hardcover: At Amazon
- English, e-book: Boekenbestellen.nl
- English, Apple e-book: Itunes Apple