STATA release 12 data analysis and statistical software

Bibliographic Details
Corporate Author:	Stata Corporation
Format:	Electronic Resource
Language:	English
Published:	College Station, Texas Stata Corp LP c2011.
Edition:	Version 12.
Subjects:	Stata. Statistics\|xComputer programs. Statistics\|xGraphic methods\|xComputer programs. Social sciences\|xStatistical methods\|xComputer programs. Social sciences\|xStatistics\|xComputer programs.