- Author: Albert J. Kearney
- Language: English
- Year: 2015
- Author: James F. McKenzie Robert R. Pinger Denise M. Seabert
- Language: English
- Year: 2016
- Author: Luke Jackson
- Language: English
- Year: 2016
- Author: Ellen Notbohm Veronica Zysk
- Language: English
- Year: 2012
- Author: Ronald J. Glasser
- Language: English
- Year: 2006
- Author: David Gentilcore
- Language: English
- Year: 2015
- Author: Ralph W. Hale Frank W. Ling
- Language: English
- Year: 2007
- Author: Ralph W. Hale Frank W. Ling
- Language: Spanish
- Year: 2007
- Author: Walt Whitman Zachary Turpin
- Language: English
- Year: 2017