|
|
|
|
| LEADER |
00779nam a22002657a 4500 |
| 001 |
50233 |
| 003 |
AR-TrUNPB |
| 005 |
20231219173956.0 |
| 007 |
ta |
| 008 |
170529s1995 ag |||||r|||| 00| 0 spa d |
| 999 |
|
|
|c 50233
|d 50233
|
| 020 |
|
|
|a 9504602959
|
| 040 |
|
|
|a AR-TrUNPB
|
| 082 |
0 |
|
|2 20
|a 574.07
|
| 245 |
0 |
0 |
|a Ciencias naturales y tecnología 2 /
|c dir. Herminia Mérega.
|
| 260 |
|
|
|a Buenos Aires :
|b Santillana,
|c 1995.
|
| 300 |
|
|
|a 249 p.
|
| 490 |
0 |
|
|a Santillana secundaria ;
|v 2
|
| 650 |
|
7 |
|a ECOLOGIA
|9 2752
|
| 650 |
|
7 |
|2 Unescot
|9 2977
|a ENSEÑANZA SECUNDARIA
|
| 650 |
|
7 |
|9 7742
|a ENSEÑANZA DE LAS CIENCIAS NATURALES
|
| 650 |
|
7 |
|2 Unescot
|9 2007
|a CIENCIA Y TECNOLOGIA
|
| 700 |
1 |
|
|a Mérega, Herminia
|e dir.
|9 9628
|
| 910 |
|
|
|a AB170529
|b AB170522
|c sf170615
|
| 942 |
|
|
|2 ddc
|c BK
|