00905nam0-2200325---450-99000975987040332120130912110201.0000975987FED01000975987(Aleph)000975987FED0100097598720130912d2013----km-y0itay50------baengUSa-------001yy<<A >>gentle introduction to StataAlan C. Acockrevised 3rd ed.College Station, TexasStata Press2013xxiii, 401ill.24 cmStatisticaMetodi519.520itaAcock,Alan C.511735ITUNINAREICATUNIMARCBK990009759870403321VI E 147750476FSPBCVI E 147850477FSPBCFSPBCGentle introduction to Stata764177UNINA