- Author: Mann Saunders.
- Language: English
- Year: 1960
- Author: Jan Linderberg Yngve Öhrn
- Language: English
- Year: 2004
- Author: James Keeler
- Language: English
- Year: 2005
- Author: Kerry K. Karukstis Gerald R. Van Hecke
- Language: English
- Year: 2003
- Author: Yves Jean Colin Marsden
- Language: English
- Year: 2005
- Author: José A. C. Broekaert
- Language: English
- Year: 2002
- Author: J. Michael Hollas
- Language: English
- Year: 2004
- Author: Steven Hoenig
- Language: English
- Year: 2001
- Author: Paul C. Hiemenz Raj Rajagopalan
- Language: English
- Year: 1997
- Author: Roger Grinter
- Language: English
- Year: 2005