- Author: Albert Hofmann
- Language: English
- Year: 2005
- Author: Albert Hofmann
- Language: English
- Author: Richard Evans Schultes Albert Hofmann
- Language: French
- Author: Richard Evans Schultes Albert Hofmann Christian Ratsch
- Language: English
- Year: 2001
- Author: Albert Hofmann
- Language: English
- Year: 2004
- Author: Richard Evans Schultes Albert Hofmann Christian Rätsch
- Language: English
- Year: 2001
- Author: Albert Hofmann
- Language: English
- Year: 1980
- Author: Jonathan Ott Albert Hofmann (Foreward)
- Language: English
- Year: 1993
- Author: Robert Gordon Wasson Albert Hofmann Carl A. P. Ruck
- Language: English
- Year: 1978
- Author: Richard Evans Schultes Albert Hofmann Christian Rätsch
- Language: English
- Year: 1998