| 000 | 00856nam-a2200265--04500 | ||
|---|---|---|---|
| 001 | 000061786 | ||
| 005 | 20240519150708.0 | ||
| 008 | 991125s1974----mexa----------000-0-spa-u | ||
| 082 |
_a512.7 _bNAT 1974 |
||
| 110 | 1 | _aNational council of theachers of mathematics | |
| 245 | 0 | 3 |
_aEl sistema de los números racionales/ _cNational council of theachers of mathematics |
| 264 |
_aMéxico _bTrillas _c1974 |
||
| 300 | _a61p/23cm | ||
| 440 | _aCol. Temas de matemáticas No. 11 | ||
| 650 | 0 | _aNUMEROS, TEORIA DE LOS | |
| 903 |
_aAC _bG01409 |
||
| 905 | _aLibros | ||
| 950 | _c20000814 | ||
| 950 | _c20021023 | ||
| 950 | _c20060109 | ||
| 950 | _c20111027 | ||
| 950 | _c20230914 | ||
| 999 |
_c161494 _d161494 |
||