00948nam0-2200301---450-99000955808040332120120417115519.00884102777000955808FED01000955808(Aleph)000955808FED0100095580820120417d1976----km-y0itay50------baengUS--------001yyAdvances in input-output analysisproceedings of the sixth International Conference on Input-Output Techniques, Vienna, April 22-26, 1974edited by Karen R. Polenske, Jiri V. SkolkaCambridge, MassBallinger Pub. Co1976604 p.24 cm.Polenske,Karen R.SkolkaJiri V.ITUNINARICAUNIMARCBK990009558080403321ISVE C6.53187DECTSDECTSAdvances in Input-Output Analysis468451UNINA