000 00657nam a2200241Ia 4500
003 OSt
005 20220912150715.0
006 a|||||r|||| 00| 0
007 ta
008 220909b |||||||| |||| 00| 0 eng d
024 _a42385
037 _cTextual
040 _aCSL
_beng
_cCSL
041 _aeng
082 _aF.1(Y:4).N6, L7
100 _aEukaus R S
245 0 _aAppropriate technologies for developing countries
260 _aWashington
_bNational Academy of Science
_c1977
300 _axiii, 140p.
_ccm.
650 _aChemical technology
942 _hF.1(Y:4).N6, L7
_cTEXL
_2CC
999 _c53048
_d53048