| 000 | 00402nam a2200169Ia 4500 | ||
|---|---|---|---|
| 008 | 220421s9999||||xx |||||||||||||| ||und|| | ||
| 020 |
_c700 _a9788176483964 |
||
| 040 | _aET | ||
| 082 | _a507.124 RAO V | ||
| 100 |
_aRAO, V. K. _95274 |
||
| 245 | 0 | _aScience education | |
| 250 | _a1st | ||
| 260 |
_bAPH Publishing Corporation _aNew Delhi _c2004 |
||
| 300 | _a307p. | ||
| 500 | _a13375 | ||
| 942 | _cBK | ||
| 999 |
_c19632 _d19632 |
||