නව බදු ක්රමය, 1969-70 [Text - Sinhala]
= Nava badu kramaya, 1969-70
- Colombo Department of Inland Revenue 1969
- 127 p. 21cm.
Text in Sinhala.
Economics
Public Finance
336.20095493 / SRI
Text in Sinhala.
Economics
Public Finance
336.20095493 / SRI