00638nam0-22002531i-450-990002620490403321000262049FED01000262049(Aleph)000262049FED0100026204920000920d1961----km-y0itay50------baENGVisual Persulationdi BakerNew YorkMcGraw-Hill1961Baker,Stephen106878ITUNINARICAUNIMARCBK9900026204904033214-6-108-TI631ECAECAVisual Persulation433870UNINAING01