|
|
|
|
| LEADER |
00771nam a22001937a 4500 |
| 005 |
20180719111132.0 |
| 008 |
180719b ||||| |||| 00| 0 eng d |
| 040 |
|
|
|a Sistema de Bibliotecas de la Universidad Nacional de Agricultura
|
| 952 |
|
|
|0 0
|1 0
|2 ddc
|3 UNAG
|4 0
|6 577_010000000000000_N383
|7 0
|8 2
|9 3342
|a 001
|b 001
|c GEN
|d 2018-07-19
|f UNAG
|l 0
|o 577.01 N383
|p 01421
|r 2018-07-19 00:00:00
|t Ej.1
|w 2018-07-19
|y RES
|
| 999 |
|
|
|c 1723
|d 1723
|
| 020 |
|
|
|a 968-24-5160-4
|
| 082 |
|
|
|a 577.01
|b N383
|
| 100 |
|
|
|a Nava C., Roberto
|9 3300
|
| 245 |
|
|
|a Ecosistema:
|b La unidad de la naturaleza y el hombre /
|c Roberto Nava C.
|
| 250 |
|
|
|a 2a ed.
|
| 260 |
|
|
|a México,
|b Editorial Trillas,
|c 1996
|
| 300 |
|
|
|a 293p.
|
| 650 |
|
|
|x RECURSOS NATURALES
|x CONDICIONES ECONOMICAS
|x ECOLOGIA
|9 3301
|
| 942 |
|
|
|2 ddc
|c BK
|