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00922na a2200229 4500 |
| 003 |
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20170908155859.0 |
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| 040 |
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|b spa
|c SV-SsUSB
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| 041 |
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|a esp
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| 094 |
0 |
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|a L30801
|b R621a
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| 100 |
1 |
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|a Rivera, Armando Baltazar
|
| 245 |
0 |
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|a Análisis enonómico de las perspectivas de construir carreteras de concreto hidráulico en El Salvador./
|b Armando Baltazar Rivera.
|
| 260 |
|
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|a San Salvador, El Salvador.
|b U.E.S.,
|c 1971.
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| 300 |
|
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|a 90p.
|b Ilus.
|c 27 Cmts.
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| 500 |
|
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|a Incluye: Indice.
|
| 502 |
|
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|a Tesis (LICENCIATURA EN CIENCIAS ECONÓMICAS) - U.E.S.
|
| 504 |
|
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|a Incluye:Bibliografía 88 - 90
|
| 650 |
|
7 |
|a Economía
|2 lemb
|
| 942 |
|
|
|c BK
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|a 30
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|d 1989-05-09
|e | AECI/Biblioteca Central
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|i 30015636
|o L30801 R621a 1971
|p 30015636
|r 2013-02-14
|t 1
|w 2007-03-15
|y BK
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