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| LEADER |
01477nam a2200253 a 4500 |
| 008 |
050201s1988||||es a |||||||||||||spa|| |
| 041 |
|
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|a spa
|
| 094 |
|
|
|a 628.72
|b H557d
|
| 100 |
|
|
|a Hernández Guzmán, Ana Cecilia
|
| 700 |
|
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|a Mendoza Nolasco, Julio Leopoldo
|e coautor
|
| 245 |
|
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|a Diseño y construcción de un filtro de agua para uso domiciliar en áreas rurales /
|c Ana Cecilia Hernández Guzmán, Julio Leopoldo Mendoza Nolasco.
|
| 260 |
|
|
|a San Salvador :
|b Universidad de El Salvador,
|c 1988
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| 300 |
|
|
|a 115 h. ;
|b il
|
| 502 |
|
|
|a Tesis (Ing. Química) -- Universidad de El Salvador.
|
| 650 |
|
|
|a AGUA
|
| 991 |
|
|
|a bc_mercy
|
| 992 |
|
|
|a 28/07/2006
|
| 942 |
|
|
|c BK
|
| 999 |
|
|
|c 71635
|d 71635
|
| 952 |
|
|
|0 0
|1 0
|4 0
|6 628_720000000000000_H557D
|7 0
|8 T
|9 129508
|a 10
|b 10
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|d 2012-08-15
|i 10106247
|o 628.72 H557d
|p 10106247
|r 2012-08-15
|t 1
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|y TS
|
| 952 |
|
|
|0 0
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|d 2012-08-15
|i 10130188
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|p 10130188
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|
| 952 |
|
|
|0 0
|1 0
|4 0
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|i 15105205
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|p 15105205
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|t 1
|w 2012-08-15
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| 952 |
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|0 0
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|y TS
|x 06/06/2012
|
| 952 |
|
|
|0 0
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