000 00571nam a2200217Ia 4500
003 IBSLLIB
005 20250629140602.0
008 231217s9999 xx 000 0 und d
020 _a9789555935395
040 _bsin
_aIBSLLIB
041 _hEng
082 _a001
_2PRA
100 _aPranandu , W. O . T .
245 0 _aGeneral knowledge 2
260 _aColombo :
_bGihan Publishers ,
_c2012 .
300 _a220 P . ;
_c22 cm
650 _aresearch and scientific method
653 _ageneral knowledge
653 _aresearch and scientific method
942 _cBK
999 _c19212
_d19212