Why become a member of the Anthroposophical Society? /
Prokofieff, Sergei O.,1954-
St. Goar, Maria.
Forest Row : Temple Lodge,
2012.
Originally published in German: Dornach, Verlag am Goethaenum, 2011.
Bibliography: p. 113-116.
Allgemeine Anthroposophische Gesellschaft (Dornach, Switzerland)
Anthroposophy.