| 000 | 00410 a2200169 4500 | ||
|---|---|---|---|
| 999 |
_c1953 _d1953 |
||
| 003 | ISURa | ||
| 008 | 190328b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9559055135 | ||
| 041 | _aEnglish | ||
| 082 |
_a500 _bOUR |
||
| 100 |
_aGalappatti , Janaki _eed _970134 |
||
| 245 | _aOur world of science | ||
| 260 |
_aCanada _bBritish Council |
||
| 300 |
_a82 p. _c22 cm. |
||
| 650 |
_aSCIENCE _970132 |
||
| 942 |
_cLN _2ddc |
||