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20110720143301.0 |
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m1977 s1977 xxu ||||| eng |
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|a 95686
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a eng
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|a 388.41
|b U72u
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|a Urban intersection improvements for pedestrian safety
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| 260 |
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|a Springfield Va. :
|b National Technical Information Service,
|c 1977.
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| 300 |
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|a volúmenes
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|a Contenido: v. 1. Executive summary/Roger G. Petzold -- v. 2. Identification of safety and operational problems at intersections/H. Douglas R obertson -- v. 3. Signal timing for the pedestrian/C.M. Abrams and S.A. Smith -- v. 4. Pedestrian
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| 650 |
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|a TRANSITO LOCAL
|x MEDIDAS DE SEGURIDAD
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| 650 |
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|a PEATONES
|x MEDIDAS DE SEGURIDAD
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| 650 |
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|a ACERAS
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| 949 |
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|a LQ. F.C. b.EV
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| 916 |
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|a Registros del LS-2000
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