Cita APA (7a ed.)
Kohler, U., & Kreuter, F. (2012). Data analysis using Stata (3rd ed.). Stata Press.
Cita Chicago Style (17a ed.)
Kohler, Ulrich, y Frauke Kreuter. Data Analysis Using Stata. 3rd ed. College Station: Stata Press, 2012.
Cita MLA (9a ed.)
Kohler, Ulrich, y Frauke Kreuter. Data Analysis Using Stata. 3rd ed. Stata Press, 2012.
Precaución: Estas citas no son 100% exactas.