Cita APA (7th ed.)

Kohler, U., & Kreuter, F. (2012). Data analysis using stata (3rd ed.). Stata Press.

Cita Chicago (17th ed.)

Kohler, Ulrich, i Frauke Kreuter. Data Analysis Using Stata. 3rd ed. College Station, Tex.: Stata Press, 2012.

Cita MLA (8th ed.)

Kohler, Ulrich, i Frauke Kreuter. Data Analysis Using Stata. 3rd ed. Stata Press, 2012.