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|c 130773
|d 130773
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|d SV-SsUSB
|a SV-SsUSB
|b spa
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|a spa
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|a 1601
|b G885c
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|a Gutiérrez Molina, María Encarnación
|e autor
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| 245 |
1 |
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|a Contaminación atmosférica causada por partículas respirables producidas en fábricas de ladrillos de cemento para pisos, ubicadas en el Municipio de San Salvador /
|c María Encarnación Gutiérrez Molina, Rosa Angélica Rogel Cortéz ; asesor: Gloria Ruth Calderón
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| 264 |
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|a San Salvador, El Salvador :
|b Universidad de El Salvador,
|c 1999
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| 300 |
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|a [14], 103 hojas :
|b ilustraciones ;
|c 29 cm.
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| 336 |
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|2 rdacontent
|a texto
|b txt
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| 337 |
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|2 rdamedia
|a no mediado
|b n
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| 338 |
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|2 rdacarrier
|a volumen
|b nc
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| 500 |
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|a Incluye resumen, Bibliografía, Anexos.
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| 500 |
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|a 628.53
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| 502 |
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|a Tesis (Licenciado en Química y Farmacia) --
|c Universidad de El Salvador
|d 1999.
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| 700 |
1 |
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|a Rogel Cortéz, Rosa Angélica
|e coautor
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| 700 |
1 |
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|a Calderón, Gloria Ruth
|e asesor
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| 856 |
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|u 10100628
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