J B Disanayaka

year of pub­li­ca­ti­onISBNauthor(s)title
2003978-955-98177-0-3J.B. DisanayakaLet's Learn Sinhala: Vowels and Consonants - Roman with Some Script - With Sinhala-E Wordlist - Script v. 1 (English and Sinhalese Edition) by J. B. Disanayaka (2003-12-31)
2006978-955-98177-1-0J.B. DisanayakaLet's Learn Sinhala (v. 2)
2003978-955-98177-2-7   ''Let's Learn Sinhala: Consonants and Their Ways - Script and Roman - With Sinhala-English Wordlist - Script v. 3 (English and Sinhalese Edition) by J. B. Disanayaka (2003-12-31)