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00925nam a2200193 a 4500 |
| 008 |
050201s1984||||es |||||||||||||||||spa|| |
| 942 |
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|c BK
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| 041 |
|
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|a spa
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| 094 |
|
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|a 625.733
|b S486a
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| 100 |
|
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|a Serpas Portillo, Rigoberto Antonio
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| 245 |
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|a Análisis de la utilización de equipos para movimiento de tierras en la construcción de carreteras
|
| 260 |
|
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|a San Salvador :
|b Universidad Centroamericana "José Simeón Cañas",
|c 1984
|
| 300 |
|
|
|a 205 h.
|
| 502 |
|
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|a Tesis (Ing. Civil) -- Universidad Centroamericana "José Simeón Cañas".
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| 650 |
|
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|a TIERRAS
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| 650 |
|
|
|a CONSTRUCCION DE CARRETERAS
|
| 999 |
|
|
|c 71883
|d 71883
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| 952 |
|
|
|0 0
|1 0
|4 0
|6 625_733000000000000_S486A
|7 0
|8 T
|9 130037
|a 10
|b 10
|c T
|d 2012-08-15
|i 10106097
|o 625.733 S486a
|p 10106097
|r 2012-08-15
|t 1
|w 2012-08-15
|y TS
|
| 952 |
|
|
|0 0
|1 0
|4 0
|6 625_733000000000000_S486A
|7 0
|8 T
|9 130038
|a 10
|b 10
|c T
|d 2012-08-15
|i 10106098
|o 625.733 S486a
|p 10106098
|r 2012-08-15
|t 2
|w 2012-08-15
|y TS
|