00493 a2200169 4500 9789559960188 336.02 ERI 25468 43045 ඊරියගම, තිස්ස ජාතික ආදායම ගැටලු අවබෝධය [තැ.‍නො.] නෙත් ප්‍රකාශන 2007 2007 172p. 22cm. REVENUE ECONOMICS PUBLIC FINANCE L 52416 52416 0 0 0 0 LEN MAIN MAIN LEN 2010-03-04 0 336.02ERI 29862 2017-09-11 00:00:00 0.00 2016-10-31 L 0 0 0 0 LEN MAIN MAIN LEN 2010-03-04 4 336.02ERI 29863 2019-01-16 00:00:00 2019-01-01 0.00 2016-10-31 L 0 0 0 0 SRC MAIN MAIN REF 2010-03-04 0 336.02ERI 29861 2017-08-29 00:00:00 0.00 2016-10-31 SR