APA ציטוט

Stata Corporation. StataQuest: Text companion. Belmont, Calif: Duxbury Press.

Trích dẫn kiểu Chicago

Stata Corporation. StataQuest: Text Companion. Belmont, Calif: Duxbury Press.

ציטוט MLA

Stata Corporation. StataQuest: Text Companion. Belmont, Calif: Duxbury Press.