- Author: Jamil Momand Alison McCurdy
- Language: English
- Year: 2016
- Author: Beatriz González López-Valcárcel
- Language: Spanish
- Year: 1991
- Author: Thomas Glover Kevin Mitchell
- Language: English
- Year: 2015
- Author: Thomas Glover Kevin Mitchell
- Language: English
- Year: 2015
- Author: János Podani
- Language: Hungarian
- Year: 1997
- Author: Dr. István Albert
- Language: English
- Year: 2017
- Author: Lisa M. Sullivan
- Language: English
- Year: 2017
- Author: E. C. Pielou
- Language: English
- Year: 1984
- Author: Michael C. Whitlock Dolph Schluter
- Language: English
- Year: 2008
