000 00246nam a22001217a 4500
003 SGT
082 _a370
_bNCE
100 _aNCERT
245 _aENVIRONMENTAL EDUCATION AND NCERT
260 _aDELHI
_bNCERT
_c1981
300 _a30
942 _2ddc
_cBK
999 _c17429
_d17429