- Author: Sandra Smidt
- Language: English
- Year: 2017
- Author: Sandra Smidt
- Language: English
- Year: 2017
- Author: John Heaton Judy Groves
- Language: English
- Year: 2014
- Author: Eileen Magnello Borin Van Loon
- Language: English
- Year: 2005
- Author: Philip Thody
- Language: English
- Year: 2015
- Author: Paul Cobley & Litza Jansz
- Language: English
- Year: 2010
- Author: John Nagle & Piero
- Language: English
- Year: 2017
- Author: Robert Hinshelwood Susan Robinson Oscar Zarate
- Language: English
- Year: 2011
- Author: Dave Robinson & Judy Groves
- Language: English
- Year: 2007