LEADER 00670nam0-22002411i-450- 001 990001309560403321 005 20071218140427.0 035 $a000130956 035 $aFED01000130956 035 $a(Aleph)000130956FED01 035 $a000130956 100 $a20001205d1977----km-y0itay50------ba 101 0 $aeng 200 1 $aQualitative methods in elesticity$fPiero Villaggio 210 $aLeyden$cNoordhoff Int. Pub.$d1977 700 1$aVillaggio,$bPiero$030833 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001309560403321 952 $a181-E-21$b21376$fMA1 959 $aMA1 996 $aQualitative methods in elesticity$9383545 997 $aUNINA