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| 001 | 16631 | ||
| 003 | 0000000000 | ||
| 005 | 20211103160753.0 | ||
| 008 | 000508s1991 000 0 eng d | ||
| 035 | _a(AEA)399F0D4D24C111D4B4B4006097BF6D41 | ||
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_aAEA _cAEA |
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| 245 | 0 | _aTekno-tulong, English version. | |
| 260 |
_aBicutan, Taguig : _bScience and Technology Information Institute, _cc1991. |
||
| 300 |
_av. _c22 cm. |
||
| 650 |
_aScience _2sears |
||
| 650 |
_aTechnology _2sears |
||
| 700 |
_aDepartment of Science and Technology _939924 |
||
| 942 | _cFIL | ||
| 999 |
_c45269 _d45269 |
||