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| LEADER |
00948nam a2200217 a 4500 |
| 008 |
050201s1973||||es |||||||||||||||||spa|| |
| 041 |
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|a spa
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| 094 |
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|a 338.476684
|b C822a
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| 100 |
|
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|a Corpeño Olano, Alvaro Antonio
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| 245 |
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|a Algunos problemas sobre producción y comercialización centromericana de tubería plástica
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| 260 |
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|a San Salvador :
|b Universidad de El Salvador,
|c 1973
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| 300 |
|
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|a 68 h
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| 502 |
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|a Tesis (Lic. en Economía) -- Universidad de El Salvador
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| 650 |
|
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|a TUBERIAS DE PLASTICO-PRODUCCION
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| 650 |
|
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|a TUBERIAS DE PLASTICO-COMERCIO
|
| 991 |
|
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|a bc_mercy
|
| 992 |
|
|
|a 11/07/2006
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| 942 |
|
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|c BK
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| 999 |
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|c 46961
|d 46961
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| 952 |
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|d 2012-08-16
|i 10109187
|o 338.476684 C822a
|p 10109187
|r 2012-08-16
|w 2012-08-16
|y TS
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| 952 |
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|0 0
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