| LEADER | 00419nam a22001331a 4500 | ||
|---|---|---|---|
| 001 | UNA01000040317 | ||
| 005 | 20120328190645.0 | ||
| 008 | 080728s1972 000 0 spa d | ||
| 040 | |a Sistema de Bibliotecas de la Universidad Nacional de Costa Rica | ||
| 082 | 0 | 4 | |a 574.5 |b P963p |
| 100 | 1 | |a International Congress of Ecology | |
| 245 | 1 | 0 | |a Proceedings of the first International Congress Ecology |
| 650 | 0 | 4 | |a ECOLOGIA |
| 650 | 0 | 4 | |a CONGRESOS |