Small eco-houses
· [editor: Simone Schleifer ; English translation: Julia Hendler, Gene Ferber, French translation: Marion Westerhoff, German translation: Susanne Engler] = Petites maisons écologiques / [editrice: Simone Schleifer ; traduction anglaise: Julia Hendler, Gene Ferber, traduction française: Marion Westerhoff, traduction allemande: Susanne Engler]
Bok Engelsk 2007
Flere språk: Fransk, Tysk