000 00310nam a2200133Ia 4500
008 200914s9999 xx 000 0 und d
082 _aASN 336.386 D'so 1999
100 _aBhattacharjee, S
245 0 _aAppropriate technology
260 _aMussoorie
260 _bLBSNAA
260 _c1990
942 _cASS
999 _c342495
_d342495