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160202s1980 mx |||||r|||| 00| 0 spa d |
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|a Sistema de Bibliotecas UNAH
|
| 082 |
0 |
|
|a 609-C59i
|
| 100 |
1 |
|
|a Clark, Ronald W.
|
| 245 |
1 |
0 |
|a Hazañas científicas de nuestro tiempo
|b el impacto de la invención moderna
|c Ronald W. Clark
|
| 250 |
|
|
|a 2a ed.
|
| 260 |
|
|
|c 1980
|a México
|b Concejo Nacional de Ciencia y Tecnología
|
| 300 |
|
|
|a 305p.
|
| 490 |
0 |
|
|a (Ciencia y desarrollo)
|
| 650 |
|
4 |
|a INVENTOS
|x HISTORIA
|
| 650 |
|
4 |
|a TECNOLOGÍA-HISTORIA
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| 942 |
|
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|2 ddc
|c LB
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| 999 |
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|c 21671
|d 21671
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| 952 |
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