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| LEADER |
01156nam a2200205 a 4500 |
| 008 |
050201s1970||||es a |||||||||||||spa|| |
| 942 |
|
|
|c BK
|
| 041 |
|
|
|a spa
|
| 094 |
|
|
|a 614.772
|b M385a
|
| 100 |
|
|
|a Sandoval Langenegger, Carlos
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| 245 |
|
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|a Estado actual del control de calidad en el agua para usos municipales en la zona metropolitana de San Salvador /
|c Carlos Sandoval Langenegger ... [et al.].
|
| 260 |
|
|
|a San Salvador :
|b Universidad de El Salvador,
|c 1970
|
| 300 |
|
|
|a 224 h. ;
|b il
|
| 502 |
|
|
|a Tesis (Lic. en Química Industrial) -- Universidad de El Salvador
|
| 650 |
|
|
|a AGUA, SUMINISTRO DE
|
| 650 |
|
|
|a AGUA-ANALISIS
|
| 999 |
|
|
|c 66708
|d 66708
|
| 952 |
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|0 0
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|
| 952 |
|
|
|0 0
|1 0
|2 ddc
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| 952 |
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|
|0 0
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|2 ddc
|4 0
|6 E__I_QUIM__S3L_1970_000000000000000
|7 0
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|9 119571
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|c T
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