00650nam0-22002411i-450-990002760290403321000276029FED01000276029(Aleph)000276029FED0100027602920000920d1972----km-y0itay50------baENGProduction functions.by Leif Johansen.AmsterdamNorth Holland1972Johansen,Leif<1930-1982>112766ITUNINARICAUNIMARCBK9900027602904033217-0-163168 ticECAECAProduction functions422711UNINAING01