Lehmann, E. L. (1983). Theory of Point Estimation. John wiley & Sons.
Chicago Style aipamenaLehmann, E L. Theory of Point Estimation. New York: John wiley & Sons, 1983.
MLA aipamenaLehmann, E L. Theory of Point Estimation. John wiley & Sons, 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.