APA (7th ed.) Citation

Stata Corporation. (2011). STATA release 12: Data analysis and statistical software (Version 12.). Stata Corp LP.

Chicago Style (17th ed.) Citation

Stata Corporation. STATA Release 12: Data Analysis and Statistical Software. Version 12. College Station, Texas: Stata Corp LP, 2011.

MLA (9th ed.) Citation

Stata Corporation. STATA Release 12: Data Analysis and Statistical Software. Version 12. Stata Corp LP, 2011.

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