000 00516nam a2200181Ia 4500
005 20250508162017.0
008 008 250505s9999 xx 000 0 eng d
037 _aTextual
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a507, UNE
_qFEDL
100 _aRanaweera A M
_9772040
245 0 _aIntegrated science in the junior secondary school in Sri Lanka
260 _aParis, France
_bThe UNESCO
_c1976
300 _a31p.
942 _cTEXL
_h507, UNE
999 _c1373806
_d1373806