Dyfyniad APA

Schroeder, L. D., Sjoquist, D. L., & Stephan, P. E. (2017). Understanding regression analysis (Second edition.). Sage.

Dyfyniad Arddull Chicago

Schroeder, Larry D., David L. Sjoquist, and Paula E. Stephan. Understanding Regression Analysis. Second edition. Los Angeles: Sage, 2017.

Dyfyniad MLA

Schroeder, Larry D., et al. Understanding Regression Analysis. Second edition. Sage, 2017.

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