El Espectro de la Conciencia: Un Modelo que Incluye la Espiritualidad
Kenneth E. Wilber
The Oxford Handbook of Philosophy of Death
Fred Feldman & Jens Johansson & Ben Bradley
Beelzebubs Tales (original english version)
Georges Ivanovich Gurdjieff
Atommacht Israel: das geheime Vernichtungspoten[..] im Nahen ...
Seymour M. Hersh
The Christ Myth
Arthur Drews
Religion of India: The Sociology of Hinduism and Buddhism
Hans Gerth (editor) Max Weber & Hans Gerth & Max Weber