# Gerta Keller

Canonical: https://www.bookquiver.com/gerta-keller

JSON version (same data): https://www.bookquiver.com/gerta-keller.json

- Books: 1
- Languages: 2

## Books

- [The Last Extinction](https://www.bookquiver.com/gerta-keller/the-last-extinction) — 2025-11-20