000 | 00321nam a22001097a 4500 | ||
---|---|---|---|
082 |
_a500 _bNCE.P |
||
245 | _aPreparation and evaluation of textbooks on general science / | ||
260 |
_aNew Delhi : _bNational council of educational research and training, _c1973. |
||
300 | _a115p. : | ||
650 | _aText book | ||
942 | _cBK | ||
999 |
_c616965 _d616965 |