000 00455nam a2200181Ia 4500
008 231217s9999 xx 000 0 und d
040 _bEng
_aIBSLLIB
041 _hSin
082 _a519
100 _a"Ranatilake, M.B."
245 0 _aමූලික සංඛ්‍යානය/
_cM.B. Ranatilake
260 _aColombo:
_b"Godage,"
_c2018
300 _a212p.
653 _astatistics
999 _c20566
_d20566
003 IBSLLIB
005 20240204133242.0
942 _3BK
_cBook