LEADER 00917nam0-22003131i-450- 001 990000511200403321 005 20080222105522.0 035 $a000051120 035 $aFED01000051120 035 $a(Aleph)000051120FED01 035 $a000051120 100 $a20020821d1940----km-y0itay50------ba 101 0 $aeng 105 $aa-------001yy 200 1 $aPrinciples of direct-current machines$fAlexander S. Langsdorf 205 $a5th ed. 210 $aNew York ; London$cMcGraw-Hill$d1940 215 $a746 p.$cill.$d24 cm 225 1 $aElectrical engineering texts 610 0 $aMacchine elettriche a corrente continua 676 $a621.313'2 700 1$aLangsdorf,$bAlexander S.$027805 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990000511200403321 952 $a10 F I 127$b2824$fDINEL 959 $aDINEL 996 $aPrinciples of direct-current machines$9330430 997 $aUNINA