The Fourth Way: Teachings of G.I. Gurdjieff, P.D. Ouspensky, Random House USA, 2000 List of Books of Sultan Bahoo Ibn Arabi Books
Accesat în 1 octombrie 2014.  ^ The Fourth Way: Teachings of G.I. Gurdjieff, P.D. Ouspensky, Random House USA, 2000 List of Books of Sultan Bahoo Ibn Arabi Books