Zar, J. (1974). Biostatistical analysis. Prentice-Hall.
Chicago Style aipamenaZar, J. Biostatistical Analysis. Englewood Cliffs, N. J: Prentice-Hall, 1974.
MLA aipamenaZar, J. Biostatistical Analysis. Prentice-Hall, 1974.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.