000 00324nam a2200109Ia 4500
001 MPKV110849
008 120911s9999 xx 000 0 und d
082 _a631.3
245 _aAppropriate Technology Vol.14-15 Part No.1-2each
_c;
246 _aAppropriate Technology
260 _aLondon
_bIntermediate Technology Publ.
_c1987-88
999 _c74161
_d74161