- Author: David Schwartz G
- Language: English
- Year: 2013
- Author: Parris Adam S., Sanderson Eric W., Solecki William, Waldman John R
- Language: English
- Year: 2016
- Author: Loewen James W
- Language: English
- Year: 2006
- Author: Loewen James W
- Language: English
- Year: 2011