Hill, R. C., Griffiths, W. E., & Judge, G. G. (2001). Undergraduate econometrics (2nd ed.). Wiley.

Hill, R. Carter, William E. Griffiths, and George G. Judge. Undergraduate Econometrics. 2nd ed. New York: Wiley, 2001.

Hill, R. Carter, et al. Undergraduate Econometrics. 2nd ed. Wiley, 2001.