000 00407nam a2200157Ia 4500
008 211104s9999 xx 000 0 und d
020 _a8174506365
041 _aENGLISH
082 _a500 P6 ERT
100 _aNCERT (PUB)
245 0 _aSCIENCE TEXTBOOK FOR CLASS X
260 _c2006
_bNATIONAL COUNCIL OF EDUCATIONAL RESEARCH AND TRAINING
300 _a282
650 _aNATURAL SCIENCES
942 _cBK
999 _c20484
_d20484