Books
Audiobooks
Reason for Hope (Abridged Nonfiction)
1999
The Book of Hope
2021
Abenteuer & Wissen, Jane Goodall & Diane Fossey - Unter wilden Menschenaffen
2008
O livro da esperança: Um guia de sobrevivência para tempos difíceis [A Survival Guide for Trying Times] (Unabridged)
2023
Through A Window
2024
In the Shadow of Man
2024