00469nam a22001457a 4500 230607b |||||||| |||| 00| 0 eng d National Science Library National Science Library 620.09(1-929+5) M7 Rural energy in the Asia - Pacific region Bangkok: Food and Agriculture Organization of the United Nations, 1987 71p. Rural energy Biogas technology udc REF 40720 40720 0 0 udc 0 62009119295_M7 0 60868 NSL NSL GF/Rk-12/C-10/R-1 2023-06-07 0 620.091(1-929+5) M7 169492 2023-06-07 00:00:00 1988-09-27 REF