1990 Sinhala ketikatava haa ketikatavata peravadanak
G B Senanayaka chintanaya saha Nirmanashili Dayakatvaya
Gamperaliya nirmanatmaka pasubima
Gamperaliya Vicharaya
Jataka katha Sampradaya
Kathaven Kathava
Natya Kalava saha Hamlet
Sinhala Jana Kavi Sandaha Praveshaya
Vishva Gnana Koshaya 1
Vishva Gnana Koshaya 2
W A Silvage Aprakata Keti Nirmana haa Sannivedana Satahan
Professor Sunanda Mahendra
