| 000 | 00458nam a2200157 i 4500 | ||
|---|---|---|---|
| 001 | 30558 | ||
| 003 | ES-MaACL | ||
| 005 | 20230906154220.0 | ||
| 007 | t| | ||
| 008 | 030124s1956 sp ||||1| spa d | ||
| 100 | 1 |
_aBeltrán, Valentín. _927349 |
|
| 245 | 1 | 0 |
_aFormulación de problemas / _cpor Valentín Beltrán. |
| 260 |
_aTarragona : _b[s.n., _c1956] ( _fTalls. Gráfs. J. Pijoán) |
||
| 300 |
_a144 p. ; _c18 cm. |
||
| 852 |
_aES-MaACL _jC-11929 _bR.39823 |
||
| 999 |
_c30558 _d30558 |
||