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991123s1974 mx a 000 0dspa d |
| 035 |
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|a (Sirsi) a87726
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| 035 |
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|a (Sirsi) a87726
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| 040 |
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|a LIBRUNAM
|d UV#
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| 050 |
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4 |
|a TA128
|b L46
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| 082 |
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4 |
|a 620
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| 100 |
1 |
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|a León López, Enrique G.
|9 404513
|
| 245 |
1 |
3 |
|a La ingeniería en México
|c / Enrique G. León López.
|
| 260 |
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|a México
|b : SEP,
|c 1974.
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| 300 |
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|a 190 p.
|b : il.
|c ; 17 cm.
|
| 490 |
0 |
0 |
|a SepSetentas
|v ; 134
|
| 590 |
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|a XIA010005359 de INSTANTR-X: Colec. Gonzalo Aguirre Beltrán.
|
| 504 |
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|a Bibliografía: p. 186-187.
|
| 650 |
|
4 |
|a Ingeniería
|z México.
|
| 902 |
|
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|a DBUV
|
| 596 |
|
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|a 2 17
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| 942 |
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|c LIBRO
|6 _
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| 999 |
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|c 47711
|d 47711
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