Dyfyniad APA

Acock, A. C. (2014). Gentle introduction to Stata (4th ed.). Stata Press Publication.

Dyfyniad Arddull Chicago

Acock, Alan C. Gentle Introduction to Stata. 4th ed. Texas: Stata Press Publication, 2014.

Dyfyniad MLA

Acock, Alan C. Gentle Introduction to Stata. 4th ed. Stata Press Publication, 2014.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.