Stata survey data reference manual release 10.

SPSS for dummies per Griffith, Arthur

Table of contents only

Getting started with Stata for Macintosh release 10.

A crash course in SPSS for Windows updated for Versions 10, 11, 12, and 13 per Colman, Andrew

Doing data analysis with SPSS version14 per Carver, Robert H.

A simple guide to SPSS for Windows for versions 12.0 and 13.0 per Kirkpatrick, Lee A. 1958-

SPSS for intermediate statistics use and interpretation per Leech, Nancy L.

Getting started with Stata for Windows release 9.

Stata user's guide release 9.

Stata base reference manual release 9.