- Author: Bandara Nishanta, Gunaratne Manjriker
- Language: English
- Year: 2018
- Author: Bandara Nishantha, Gunaratne Manjriker
- Language: English
- Year: 2018
- Author: Gunaratne Manjriker
- Language: English
- Year: 2014
- Author: Gunaratne Manjriker
- Language: English
- Year: 2006