|
|
|
|
| LEADER |
00762nab a2200241uu 4500 |
| 001 |
000479645 |
| 005 |
20100809144412.0 |
| 008 |
100809 r ||||| spa |
| 035 |
|
|
|a 9269816
|
| 040 |
|
|
|a Sistema de Bibliotecas de la Universidad de Costa Rica
|
| 041 |
0 |
|
|a spa
|
| 082 |
0 |
|
|a 500
|b I
|2 00
|
| 100 |
1 |
|
|a Townsend, Alan R.
|e Autor/a
|4 aut
|
| 245 |
1 |
3 |
|a El problema global del nitrógeno /
|c Alan R. Townsend y Robert W. Howarth
|
| 300 |
|
|
|a 64-71
|
| 650 |
|
|
|a NITROGENO
|
| 700 |
1 |
|
|a Howarth, Robert W.
|e Autor/a
|4 aut
|
| 773 |
0 |
|
|7 nnab
|t Investigacion y Ciencia
|g No.403
|
| 900 |
|
|
|a 2010 ago
|
| 912 |
|
|
|a 09-AUG-2010 - CESPEDES CANALES, MERCEDES
|
| 917 |
|
|
|a 09-AUG-2010 - CESPEDES CANALES, MERCEDES
|
| 949 |
|
|
|a MCC -MCC
|
| 916 |
|
|
|a Unidad de Referencia
|