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s1975 s1975 xxu ||||| eng |
| 035 |
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|a 124415
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| 040 |
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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| 041 |
0 |
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|a eng
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| 082 |
0 |
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|a 627.08
|b H487s2
|2 00
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| 100 |
1 |
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|a Hem, John David
|d 1916-
|e Autor/a
|4 aut
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| 245 |
1 |
0 |
|a Study and interpretation of the chemical characteristics of natural water
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| 250 |
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|a 2. edition --
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| 260 |
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|a Washington :
|b U.S. Government Printing Office,
|c 1975.
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| 300 |
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|a 363 páginas :
|b ilustraciones
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| 490 |
0 |
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|a Geological survey water-supply paper ;
|v 1473)
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| 650 |
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|a COMPOSICION DEL AGUA
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| 949 |
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|a -AE b.IR
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| 916 |
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|a Registros del LS-2000
|