000 00400nam a2200169Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c30
_a978-81-74508102
040 _aET
082 _a891.2 NCE-R
100 _aNCERT
_99386
245 0 _aRuchira
250 _a1st
260 _bNational Council of Educational Research
_aNew Delhi
_c2008
300 _a123p.
500 _a59393
942 _cBK
999 _c65356
_d65356