000 00309nam a2200121Ia 4500
005 20250114230219.0
008 250113s9999 xx 000 0 und d
041 _asan
082 _a50298:N59
245 _aVidyodaya.Vol.6: 1992
260 _c1992
_bUniversity of Sri Jayewardenpura
_aSri Lanka
365 _cRs.
999 _c139631
_d139631