School Readiness Today A Report from the Pedagogical Section of the Goetheanum Blanning Nancy Heftet / 2015 / Engelsk
I am for Going Ahead Ita Wegman's Work for the Social Ideals of Anthroposophy Selg Peter Heftet / 2012 / Engelsk
Task of the General Anthroposophical Society in the 21st Century Glöckler, Michaela Heftet / 2023 / Engelsk
