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| 001 | 259203 | ||
| 005 | 20160527191956.0 | ||
| 008 | 030207e1991 mx gr 000 0 spa d | ||
| 020 |
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| 040 | _aPUCPR | ||
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_221 _a371.911 _bR666s |
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| 100 | 1 |
_aRobles, Ignacio L. _2Local _9160593 |
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| 245 | 1 | 3 |
_aEl sistema Braille _cIgnacio L. Robles. |
| 260 |
_aMéxico _bEditorial Trillas _c1991. |
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| 300 |
_a111 p. _c23 cm. |
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| 650 | 0 |
_aBlind _xPrinting and writing systems _2Local _963121 |
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_c186437 _d186437 |
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