00398nam a2200145Ia 4500020001500000082002300015100002200038245005700060260002900117300002700146490004500173500002400218500000500242700000500247  a1881228649  a518.5425bSt797.SC  aStata Corporation  aStata cross-sectional time-series reference manualb  aTexasbStata Pressc2003  aiv, 242p. Bibl. Index.  aStatistics, graphics and data management  a"Stata - Release 8"  a  a