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| LEADER |
00000cam a22000002a 4500 |
| 001 |
ocm43824063 |
| 003 |
OCoLC |
| 005 |
20171215123142.0 |
| 008 |
020715s1963 mx b 000 0 spa d |
| 040 |
|
|
|a DQ
|c DQ
|d UV#
|
| 050 |
|
4 |
|a HC133
|b B44
|3 1963
|
| 100 |
1 |
|
|9 379396
|a Beltrán, Enrique,
|d 1903-1994
|
| 245 |
1 |
4 |
|a Los recursos naturales de México y su conservación /
|c Enrique Beltrán.
|
| 250 |
|
|
|a 2a ed.
|
| 260 |
|
|
|a México :
|b SEP, Instituto Federal de Capacitación del Magisterio,
|c 1963.
|
| 300 |
|
|
|a 133 p. ;
|c 17 cm.
|
| 490 |
0 |
0 |
|a Técnica y ciencia ;
|v 19
|
| 590 |
|
|
|a XIA010010640 de INSTANTR-X: Colec. David Ramírez Lavoignet.
|
| 650 |
|
4 |
|a Recursos naturales
|z México.
|
| 901 |
|
|
|a Z0
|b UV#
|
| 942 |
|
|
|c LIBRO
|6 _
|
| 999 |
|
|
|c 132348
|d 132348
|
