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| 008 | 190711s9999 xx 000 0 und d | ||
| 020 | _a978818128221 | ||
| 082 | _a547.59 G9774 | ||
| 100 | _aGUPTA ,R R &OTHERS | ||
| 245 | 0 | _aHETEROCYCLIC CHEMISTRY: PRINCIPLES, THREE AND FOUR-MEMBERED HETEROCYCLES | |
| 260 |
_aDELHI _bSpringer _c1999 |
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| 300 | _a638p;23X15Cms. | ||
| 942 |
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| 999 |
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