000 | 00402nam a2200145 i 4500 | ||
---|---|---|---|
008 | 991231s1989 sp g spa | ||
020 | _a8420727628 | ||
080 | 1 | _a370 | |
100 | _aSAENZ BARRIO, Oscar | ||
245 | 0 | _aDIDACTICA GENERAL | |
260 |
_aMADRID _b:ANAYA _c,1989 |
||
500 | _aPAX:608/ TEXTOS UNIVERSITARIOS/ EDICIÓN REFORMADA | ||
997 | _e2 |