APA aipamena

StataCorp LP. (2005). Stata quick reference and index: Release 9. StataCorp LP.

Chicago Style aipamena

StataCorp LP. Stata Quick Reference and Index: Release 9. College Station, Tex: StataCorp LP, 2005.

MLA aipamena

StataCorp LP. Stata Quick Reference and Index: Release 9. StataCorp LP, 2005.

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