000 00425nam a2200145 a 4500
005 20210219161916.0
008 131129s1988 mx r 000 0 spa d
035 _aUPN01000194335
049 _aUNE
080 4 _a37: 178.8 (100) INF
111 2 _aSub-regional workshop for teacher triners
_d(1988 :
_cGaborone, Botswana)
245 0 0 _aFinal Report
260 _aGaborone, Botswana :
_bUNESCO,
_c1988.
300 _ap. irregular
999 _c166436
_d166436