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| 008 | 230515b1987 xxu||||| |||| 00| 0 eng d | ||
| 020 | _aNULL | ||
| 041 | _aENGL | ||
| 082 | _a00628.11/ SHA. | ||
| 100 | _aSHARMA R.K. | ||
| 245 | _aA TEXTBOOK OF HYDROLOGY WATER RESOURCES | ||
| 250 | _aN.D. | ||
| 260 |
_aNULL _bDHANP _c1987 |
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| 300 | _a818 PB | ||
| 650 | _aNULL | ||
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