- Author: C. R. Gallistel Adam Philip King
- Language: English
- Year: 2009
- Author: Chris Fox Shalom Lappin
- Language: English
- Year: 2005
- Author: Garth Fletcher
- Language: English
- Year: 2002
- Author: Martin Everaert Henk Van Riemsdijk Rob Goedemans Bart Hollebrandse
- Language: English
- Year: 2006
- Author: David Crystal
- Language: English
- Year: 2008
- Author: Frederick L. Coolidge Thomas Wynn
- Language: English
- Year: 2009
- Author: Dominic Emery Keith Myers
- Language: English
- Year: 1996
- Author: Barbara J. Deal M.D. Christopher L. Johnsrude M.D. Scott H. Buck M.D.
- Language: English
- Year: 2004
- Author: Gary Walsh
- Language: English
- Year: 2003
- Author: Sir Anthony Kenny
- Language: English
- Year: 2006