LEADER | 00486nam a2200145 u 4500 | ||
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001 | 000229802 | ||
005 | 20140717112836.0 | ||
008 | 030814 ||||| und | ||
035 | |a 7529733 | ||
040 | |a Sistema de Bibliotecas de la Universidad de Costa Rica | ||
082 | 0 | |a 333.72 |b I34ip |2 21 | |
245 | 1 | 0 | |a Proceedings of the Rio+5 forum |
773 | 0 | |7 nnam |t Implementing sustainable development | |
912 | |a 17-JUL-2014 - RODRIGUEZ GONZALEZ, EMILIANO | ||
917 | |a 14-AUG-2003 - HERNANDEZ GUZMAN, MARLIN TAYIRA |