- Author: D. Gopalakrishna Rao
- Language: English
- Year: 2010
- Author: Rai Mahendra K
- Language: English
- Year: 2006
- Author: Ramakant Sharma
- Language: English
- Author: Dash N.B. & Mohanty M.K.
- Language: English
- Year: 2007
- Author: Santra Ajit Kumar
- Language: English
- Year: 2008
- Author: Sinha Basant K.
- Language: English
- Year: 2008
- Author: Suraksha Agrawal
- Language: English
- Year: 2008
- Author: J.L. Vegad
- Language: English
- Year: 2008