Plants of the Gods: Their Sacred, Healing, and Hallucinogenic ...
Schultes, Richard Evans & Albert Hofmann & Rätsch, Christian
Pharmacotheon. Drogas Enteógenas, Sus Fuentes Vegetales Y Su ...
Jonathan Ott & Albert Hofmann
Les plantes des dieux
Lsd et les annees psychedeliques
Albert Hofmann & Gnoli, Antonio & Volpi, Franco
LSD and the Divine Scientist
Albert Hofmann