APA استشهاد

Longest, K. C. (2015). Using stata for quantitative analysis (2nd ed.). Sage.

استشهاد بنمط شيكاغو

Longest, Kyle C. Using Stata for Quantitative Analysis. 2nd ed. Los Angeles: Sage, 2015.

MLA استشهاد

Longest, Kyle C. Using Stata for Quantitative Analysis. 2nd ed. Sage, 2015.