- Author: Albert Hofmann
- Language: English, German
- Year: 2009
- Author: Albert Hofmann
- Language: English
- Year: 2009
- Author: Albert Hofmann Bereczky Tamás
- Language: Hungarian
- Year: 2006
- Author: Christian Rätsch Albert Hofmann John R. Baker
- Language: English
- Year: 2005
- Author: Albert Hofmann
- Language: Italian
- Year: 2015
I Misteri di Eleusi
epub
- Author: Albert Hofmann
- Language: Italian
- Author: Albert Hofmann
- Language: English
- Year: 2013
- Author: Albert Hofmann Alex Grey Christian Rätsch
- Language: English, German
- Year: 2013
- Author: Christian Ratsch Albert Hofmann (Foreward)
- Language: English
- Year: 2005
- Author: Antonio Gnoli Franco Volpi Albert Hofmann René de Ceccatty
- Language: French
- Year: 2006