| 000 | 00364nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 120216s9999 xx 000 0 und d | ||
| 022 | _a0124-5481 | ||
| 260 |
_bUniversidad Distrital Francisco _aUSA _c2000 |
||
| 310 | _a2/Yr | ||
| 362 | _aJan-Dec,2011 | ||
| 365 | _b1043 | ||
| 245 | _aJournal of Science Education. | ||
| 440 | _v9(1),2008+ | ||
| 500 | _aColombia | ||
| 999 |
_c153948 _d153948 |
||