Stata user's guide release 9. - StataCorp LP. (College Station, Tex. StataCorp LP, 2005)
Arbitrarily numbered.
Cover title : Stata release 9 : user's guide.
Spine title : Stata 9 user's guide.
Keywords: Statistics -- Computer programs -- Handbooks, manuals, etc; Statistics -- Graphic methods -- Computer programs -- Handbooks, manuals, etc; Social sciences -- Statistical methods -- Computer programs -- Handbooks, manuals, etc; Social sciences -- Statistics -- Graphic methods -- Computer programs -- Handbooks, manuals, etc