
- Author: Carol R. Ember
- Language: English
- Year: 2002

- Author: Ellen Thackery Madeline Harris
- Language: English
- Year: 2003

- Author: Ellen Thackery Madeline Harris
- Language: English
- Year: 2003

- Author: Ellen Thackery
- Language: English
- Year: 2002

- Author: Thackery E.
- Language: English
- Year: 2001

- Author: Bonnie B. Strickland
- Language: English
- Year: 2001