- Author: JOHN GRINDER, RICHARD BANDLER
- Language: Spanish
- Author: John Grinder Richard Bandler
- Language: English
- Year: 1981
- Author: John Grinder Richard Bandler
- Language: German
- Year: 2007
- Author: John Grinder Richard Bandler
- Language: English
- Year: 1981
- Author: John Grinder Richard Bandler
- Language: English
- Year: 1981
- Author: John Grinder Richard Bandler
- Language: English
- Year: 1981
- Author: John Grinder Richard Bandler
- Language: English
- Year: 1981