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050201s1983||||es a |||||||||||||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 621.38953
|b G633d
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| 100 |
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|a Gómez Cortéz, Ernesto Antonio
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| 245 |
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|a Diseño e implementación de un sonar para invidentes
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| 260 |
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|a San Salvador :
|b Universidad Centroamericana José Simeón Cañas,
|c 1983
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| 300 |
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|a 132 h. ;
|b il.
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| 502 |
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|a Tesis (Ing. Eléctrica) -- Universidad Centroamericana José Simeón Cañas
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| 650 |
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|a INVIDENTES
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| 999 |
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|c 70533
|d 70533
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