APA-viite (7. p.)

Ruud, P. A. (2000). An introduction to classical econometric theory. Oxford University Press.

Chicago-viite (17. p.)

Ruud, Paul A. An Introduction to Classical Econometric Theory. New York, NY: Oxford University Press, 2000.

MLA-viite (9. p.)

Ruud, Paul A. An Introduction to Classical Econometric Theory. Oxford University Press, 2000.