| LEADER | 00606nam a22001691a 4500 | ||
|---|---|---|---|
| 001 | UNA01000056698 | ||
| 005 | 20120328191602.0 | ||
| 008 | 080728s1994 000 0 eng d | ||
| 040 | |a Sistema de Bibliotecas de la Universidad Nacional de Costa Rica | ||
| 082 | 0 | 4 | |a 668.4 |b I-61p |
| 100 | 1 | |a International Standard | |
| 245 | 1 | 0 | |a Plastics : |b methods of exposure to direct weathering using glass-filtered daylight, and to intensified weathering by daylight using fresnel mirrors / |c ISO |
| 250 | |a 2a. ed. | ||
| 260 | |a Geneve : |b ISO , |c 1994 | ||
| 300 | |a páginas irr. ; |c 28 cm. | ||
| 650 | 0 | 4 | |a PLÁSTICOS |
| 650 | 0 | 4 | |a NORMAS |