LEADER 00780nam0-22002651i-450- 001 990000987020403321 035 $a000098702 035 $aFED01000098702 035 $a(Aleph)000098702FED01 035 $a000098702 100 $a20000920d1977----km-y0itay50------ba 101 0 $aeng 200 1 $aAppropriate technologies for developing countries$fprepared by Richard S. Eckaus 210 $aWashington$cNational Academy of Sciences$d1977 610 0 $aProblemi energetici 676 $a00-09 700 1$aEckaus,$bRichard S.$046500 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990000987020403321 952 $a1H-041$b11252$fFI1 959 $aFI1 996 $aAppropriate technologies for developing countries$9353692 997 $aUNINA DB $aING01