000 00276nam a2200121Ia 4500
080 _a12.06.01 S617
100 _aSinger, Hans
245 _aTechnologies for basic needs
260 _bILO
_aGenevaCH
_c1977
300 _ax, 158 p.
583 _c3/7/00
_kM2LMGR
942 _cM
_mS617
999 _c16570
_d16570