TY - BOOK AU - Palihapitiya, Ranjith Amerakeerthi AU - Ariyaratne, A. T. TI - දේශන සංහිතා: පළමු වෙළුම U1 - 808.85 PY - 1989/// CY - Ratmalana PB - Vishva Lekha KW - Speeches KW - Sociology N1 - Text in Sinhala ER -