Stata user's guide
Stata Corporation
Stata user's guide - Texas Stata Press 2007 - ix, 356p. Bibl, Index.
"Stata - Release 10"
1597180238
518.5425 / St797.SU
Stata user's guide - Texas Stata Press 2007 - ix, 356p. Bibl, Index.
"Stata - Release 10"
1597180238
518.5425 / St797.SU
