| 000 | 00598nam a2200205Ia 4500 | ||
|---|---|---|---|
| 001 | 3727 | ||
| 008 | 040331s spa d | ||
| 082 | 0 | 4 |
_a607 _bH932n |
| 100 | 1 | _aHurd, Paul DeHart, | |
| 245 | 1 | 0 | _aNew directions in teaching secondary school science |
| 264 | 1 |
_aChicago, U.S.A. : _bRand McNally, 1971 |
|
| 300 | _a239 páginas ; 21 cm. | ||
| 336 | _atxt | ||
| 337 | _an | ||
| 338 | _anc | ||
| 526 | _aPedagogía de los Idiomas Nacionales y Extranjeros | ||
| 526 | _aCiencias de la Educación | ||
| 650 | 0 | 4 | _aCIENCIA |
| 999 |
_c262545 _d262545 |
||
| 942 | 0 | 0 | _00 |